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Space Flight: The Application of Orbital Mechanics

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NASA STI Program

NASA STI Program

Күн бұрын

Пікірлер: 1 000
@Canthev
@Canthev 2 жыл бұрын
I graduated with a degree in aerospace engineering (astrodynamics focus), and this 36 minute video is just as useful as the entirety of my Orbital Mechanics class was ALL semester, and there wasn't any homework! 😂😂
@MrGrace
@MrGrace 2 жыл бұрын
I'm still stuck at "I graduated with a degree in aerospace engineering". lol. I'm super impressed 👏🏿
@AFRoSHEENT3ARCMICHAEL69
@AFRoSHEENT3ARCMICHAEL69 Жыл бұрын
Damn really? That's scary. Another proof they're trying to dumb everyone down.
@Chronicl3x
@Chronicl3x Жыл бұрын
Hi, I know you posted this a while ago but I am about to begin my degree for space studies with focus of Aerospace Science and since they’re somewhat similar (obviously yours probably much harder) just wondering if you have any tips to do well. I’ve been doing some prep by watching videos like this since I know my first two courses are Intro to Orbital Mechanics and then followed by rocket propulsion
@Canthev
@Canthev Жыл бұрын
@@Chronicl3x you'll do great. It'll probably be hard but you clearly seem to have an interest in the field and passion for the knowledge will be the biggest asset you have to make graduating easier. The coursework I went through was pretty hard and there were LOTS of classes. What made it bearable is that I was genuinely interested in what I was learning. If you go into the classes really trying to genuinely understand the material, it will be MUCH easier than if you go into the classes just trying to get the grade you're looking for. If you find that the coursework isn't as cool as you thought, there's no shame in switching majors / degrees. Most of the coursework builds on earlier coursework so if you don't like the early stuff you probably won't like the rest of it. And again, striving to have a great understanding of the early coursework will make the later coursework much easier. You got this :)
@anekdoche7055
@anekdoche7055 Жыл бұрын
your life is a joke lol
@pedrofloriano6120
@pedrofloriano6120 4 жыл бұрын
Nasa worker: i studied for years to know everything about apoapsis and periapsis KSP players: p a t h e t i c
@jimwarden1121
@jimwarden1121 3 жыл бұрын
lol...ksp player here
@pa5730
@pa5730 3 жыл бұрын
@@jimwarden1121 what's ksp?
@jimwarden1121
@jimwarden1121 3 жыл бұрын
@@pa5730 A pc game named Kerbal Space Program (KSP) so fun game and a lot things to learn about astrophysics and rocketry...
@seewhyaneyesee
@seewhyaneyesee 3 жыл бұрын
But folks from NASA are present in the KSP community right?
@pedrofloriano6120
@pedrofloriano6120 3 жыл бұрын
@@seewhyaneyesee i guess so
@pushing2throttles
@pushing2throttles 3 жыл бұрын
This was one of the best videos I've ever seen. Educational on a very technically challenging subject and yet explained in a simple way that's easily understood. Thank you NASA!
@arianaalioth
@arianaalioth 10 ай бұрын
Its the narrator! Its the narrator! I heard his voice in old elementary school reel 2 reel videos
@SpottedSharks
@SpottedSharks 5 жыл бұрын
Buzz Aldrin has a doctorate in orbital mechanics from MIT. There was a really good reason he was picked for Apollo!
@invisiblekincajou
@invisiblekincajou 4 жыл бұрын
yeah, they called him "dr Rendezvous"
@sixstringedthing
@sixstringedthing 3 жыл бұрын
He also has a pretty mean left hook. :D
@strengthinunity4322
@strengthinunity4322 2 жыл бұрын
He also was a fighter pilot, so he had tons of experience with G forces and flying Single seat jet engine aircraft.
@smorrow
@smorrow 27 күн бұрын
He was picked for Gemini
@brian_mcnulty
@brian_mcnulty 6 жыл бұрын
This video coincidentally started playing the first time I got to orbit in KSP. It was the most epic thing I have ever experienced.
@superusseljames
@superusseljames 6 жыл бұрын
Brian McNulty nice dude!
@minirock000
@minirock000 21 күн бұрын
Wait until you quit playing video games and try sex!
@instirahul
@instirahul 7 жыл бұрын
Really refreshing video, don't understand why the new American videos or documentaries can't match this quality and depth of information
@wrightmf
@wrightmf 6 жыл бұрын
probably because back then they couldn't waste time on CGI so had to stay with same script Copernicus and Kepler used.
@TheDuckofDoom.
@TheDuckofDoom. 6 жыл бұрын
Because trends in the school system starting in the late '80s early '90s have created entire generations of humorless oversized children that respond to pizzaz rather than fully functioning adults interested in quality content. (The same reason for the push for ever more overbearing paternalistic gov., children want to be taken care of and don't have self ownership. Fed spending at the peak of the New Deal was 10% of GDP, mid '60s with cold war, interstate infrastructure, and Vietnam 16-17%, then creeping to 19% by late '90s and peaking at a full 25% in 2009-10, remains over 23% of GDP today. Source, actual federal budget records publicly available.)
@bartacomuskidd775
@bartacomuskidd775 6 жыл бұрын
Blame subjective thinking.. Ancient Aliens and Histories Mysteries, pay better i guess. This was designed for schooling though. NASA will still work with you on content, or point you in the right direction if you contact them. Keep your questions concise and direct to them, and you will get a good reply.
@HelloKittyFanMan.
@HelloKittyFanMan. 5 жыл бұрын
Um... some DO, actually.
@rustycherkas8229
@rustycherkas8229 3 жыл бұрын
Why the crappy modern crap? Because "getting views and maintaining engagement" competes with Chuck Lorre's cynical assessment that Americans, in general, are more-than-happy to leave 'the tough questions' to geeks like Sheldon Cooper & Co. (and there'd better be a laugh track to accentuate the barrage of predictable 'smack-down' barbs... If it doesn't shoot lasers or spin webs... "meh..."
@pedropaladino
@pedropaladino 8 жыл бұрын
I need to do rendezvous in Kerbal Space Program, i know i could watch a practice tutorial, but i prefer to learn orbital mechanics lol
@connorweaver3937
@connorweaver3937 8 жыл бұрын
trust me it's way easier to watch a tutorial
@pedropaladino
@pedropaladino 8 жыл бұрын
Yes, i know, but i do not care about being easy, i like to know what i am doing and how to do it.
@connorweaver3937
@connorweaver3937 8 жыл бұрын
+Pedro Mello honestly, I know orbital mechanics, and for ksp, there's not much more you need to learn, other than gravity assists and shit
@pedropaladino
@pedropaladino 8 жыл бұрын
Connor Weaver I see, but well, i am a control engineer, orbital mechanics is not my strongest point, but somethings i have learned had helped me in KSP, at least the theorical part.
@connorweaver3937
@connorweaver3937 8 жыл бұрын
+Pedro Mello yea if you want a good video on orbital mechanics kinda for beginners I'll link you to it
@Royal_Vengeance
@Royal_Vengeance 8 жыл бұрын
It's amazing what you can find on the internet these days. In a good way , not the weird way guys , get your minds out of the gutter !
@europaeuropa3673
@europaeuropa3673 5 жыл бұрын
Tell that to the brain dead media........they are too stupid to know how stupid they are.
@BlaqRaq
@BlaqRaq 4 жыл бұрын
Anthony Savoie isnt a gutter a good thing?
@sirfer6969
@sirfer6969 4 жыл бұрын
This video is just as bad as fake news.
@physonicer4112
@physonicer4112 3 жыл бұрын
@@sirfer6969 What do you mean
@captainoblivious_yt
@captainoblivious_yt 4 жыл бұрын
This video: Perigee and Apogee KSP intellectuals: Periapsis and Apoapsis.
@gaurdein
@gaurdein 4 жыл бұрын
nice
@AnMComm
@AnMComm 4 жыл бұрын
KSP intellectuals don't fly around Geia, after all. Nor around Helios.
@Schultz89
@Schultz89 4 жыл бұрын
To me it will always be periapsis and apoapsis
@AnMComm
@AnMComm 4 жыл бұрын
@@Schultz89 Why not? It's a general term.
@aerojetrocketdyners-2538
@aerojetrocketdyners-2538 4 жыл бұрын
and then they saw Principia.
@astronerd2485
@astronerd2485 6 жыл бұрын
Gotta love KSP for inspiring us to learn more
@Zahidulhasan
@Zahidulhasan 5 жыл бұрын
What a great tutorial from 1989 ! I mean now a days we hear every word of this video in the launch commentary. This video helped me to understand these much better.
@cgrant26
@cgrant26 6 жыл бұрын
KSP and Orbiter have taught me more about astrophysics and orbital mechanics than any educational insitiution.
@despayeeto7722
@despayeeto7722 5 жыл бұрын
cgrant26 learn by doing my fren
@yohighness
@yohighness 6 жыл бұрын
If KZfaq had been around in the 1990s I would have aced my math and physics exams!
@rthelionheart
@rthelionheart 3 жыл бұрын
Awww, the days when Discovery Channel and NatGeo were real jewels with top notch programming; these days naked and afraid is all that matters.
@smorrow
@smorrow 27 күн бұрын
I was in university when KZfaq _existed_ but wasn't what it is today (or when you commented). For a long time it was all just cat videos and bedroom covers (of songs - you couldn't find the real song)
@cmelton2899
@cmelton2899 4 жыл бұрын
This is one of the most enjoyable videos I've ever seen.
@brucepenich1012
@brucepenich1012 3 жыл бұрын
For anyone who wants to get a basic understanding of how orbits work, this is a good video. Thank you
@jackbryan5851
@jackbryan5851 2 жыл бұрын
To be honest, this is a shockingly good and concise overview of orbital mechanics. Nice one NASA!
@fratercontenduntocculta8161
@fratercontenduntocculta8161 2 жыл бұрын
I love how knowledge is available literally everywhere now. The best part of the Humanity's space program is how it's for the betterment of our civilization as a whole.
@andreranulfo-dev8607
@andreranulfo-dev8607 5 жыл бұрын
Amazing! Outstanding. A true old school documentary. Thank you!
@iisthphir
@iisthphir 9 жыл бұрын
Interesting, and hypnotic music :) I like this older American accent, not like these new 'documentaries' where the guy sounds like hes commentating WWF wrestling explains things in a manner as for a 5 year old. Wish they made more of this type of stuff instead :(
@genkidama7385
@genkidama7385 6 жыл бұрын
you forget the repetitions of the same sequence over and over, and the god damn ads every 5 minutes.
@amberscarbrough3654
@amberscarbrough3654 5 жыл бұрын
The good 'ol days.
@vincentlukeking
@vincentlukeking 5 жыл бұрын
LEAVE A LIKE AND SUBSCRIBE *shitty xylephone intensifies*
@Taricus
@Taricus 5 жыл бұрын
@@PAULLONDEN Sometimes when people are sponsored (by skillshare or whatever) they put the ads directly in the video itself. Ad blockers won't stop those.
@PAULLONDEN
@PAULLONDEN 5 жыл бұрын
*@Taricus* Understand what you mean.....but those ads weren't in this particular video.
@jbupilot
@jbupilot 10 ай бұрын
I’m a USAFA grad with a degree in Astrodynamics. This is awesome. I wish I kept all my orbital mechanics computer software I wrote when I was there.
@imdeadserious6102
@imdeadserious6102 8 жыл бұрын
I love how they start off by taking the time to stay "the earth is round for those of you who didn't get the memo" sadly. a LOT of people seemed to miss the memo
@mcearl8073
@mcearl8073 8 жыл бұрын
I know. It's a sad state when so many people deny what was easily proven over 2000 years ago.
@brian_mcnulty
@brian_mcnulty 6 жыл бұрын
Those people have not learned the fundamental skill of listening.
@bartacomuskidd775
@bartacomuskidd775 6 жыл бұрын
They dont get any memos.. they make their own, in their head... and then watch "Ancient Aliens" en masse, so the "History Channel" complies.
@andrewemery4272
@andrewemery4272 5 жыл бұрын
It is aimed at Americans, so it has to start with the basics...
@christurnblom4825
@christurnblom4825 5 жыл бұрын
@@brian_mcnulty They listen, they just aren't followers. That account for about 13 to 15% of us but then these guys have another "feature" or two that lead them to decide this conclusion. I've spent far more time than I should have, trying to talk sense into these people and as far as I can tell, the legitimately mislead ones who really are looking for truth, have something like an inability to visualize things on large scales and in 3 dimensions, in third person. In other words, they don't seem to be able to image or imagine things outside of their immediately observable and very locale space. ...accurately, anyway. There's also an apparent desire to want to feel special, like they know something that most people don't, or something. I tried so hard, to explain to one guy, why he was doing the "lazer across water" experiment wrong and exactly where he was making his biggest mistake and his responses were, essentially "You, with you 'geometry' and your 'math'. lol I have a pair of eyes and I can see in front of my face!" I don't know if making an extensive video with animations & everything would have helped this guy. I lean towards "no".
@ayushkarnawat6817
@ayushkarnawat6817 8 жыл бұрын
This explained everything beautifully!
@legitbeans9078
@legitbeans9078 16 күн бұрын
I've been studying physics since college and I love that this just gets the basics so right. Awesome :)
@Dr_Kenneth_Noisewater
@Dr_Kenneth_Noisewater 10 ай бұрын
This is the most information-packed explanation of orbital mechanics I have ever seen! The efficiency of this video is incredible. No time was wasted. Cover a topic and move on. No superfluous talk. Awesome!
@jameswalker5260
@jameswalker5260 10 ай бұрын
Spoken like a true new yorker. I am glad it didnt waste time because I am going to have to watch it again. While I was processing some concepts (the area/time relationship, which had caught me off guard) the video was already addressing others.
@waynewestlake3997
@waynewestlake3997 6 жыл бұрын
Though it's a little dated, it's incredibly informative. Admittedly I got a little misty-eyed seeing the video clips of the Space Shuttle.
@AliHSyed
@AliHSyed 5 жыл бұрын
Hard to imagine that much of the motivation for this content is the ability to deliver ICBMs to any square meter of the planet in under half an hour.
@amistrophy
@amistrophy 2 жыл бұрын
DoD 🤝 NASA
@knobdikker
@knobdikker 2 жыл бұрын
Orbital rendezvous was made possible by Buzz Aldrin. He understood the physics behind it. He wrote his doctoral thesis on it. Early on in the Gemini program, they tried to rendezvous with the Titan-II second stage booster, but failed. They would do a burn to add velocity and found themselves getting farther away from the booster! They didn't realize that by adding energy to the orbit that the semi-major axis INCREASED and they went higher and actually slowed down with respect to the booster. Aldrin calculated that you have to decrease the orbital energy, drop into a LOWER orbit, then you travel faster than a higher orbit object! Then once you are almost under it, you add energy back to raise your orbit to the booster's orbit and then rendezvous!!! This was one of two major things that Aldrin contributed to the space program that got us to the moon. The other was putting a capsule under water and showing everyone how to work in zero G!
@ryugurena3327
@ryugurena3327 Жыл бұрын
I learned this thanks to a video game
@jesus4400
@jesus4400 Жыл бұрын
Aldrin said they didn't go there 😂
@xenuno
@xenuno 10 ай бұрын
@@jesus4400 No .. some tin foiled conspiracy lugnut ambushed him with questions out in public, accusing him of being part of a NASA deception. Buzz responded with a jab to the nose with his right fist and an uppercut to the jaw with his left to finish it. Had Buzz been younger at the time, his Iron Mike impersonation would of been more devastating. Still ... Lugnut looked like a jigsaw puzzle with a couple of pieces gone ..
@millicentsmallpenny5837
@millicentsmallpenny5837 4 ай бұрын
So you actually think Buzz didnt know that? Geez.........
@millicentsmallpenny5837
@millicentsmallpenny5837 4 ай бұрын
Err, I actually meant : ""So you actually think that the scientists involved didnt know that until Buzz came along?"
@aaronrocs
@aaronrocs 10 жыл бұрын
Well I just learned about a dozen new words.
@Ash-em5pm
@Ash-em5pm 5 жыл бұрын
The quality of this video for 1989 in breathtakingly amazing
@PAULLONDEN
@PAULLONDEN 5 жыл бұрын
It takes a special kind of person to decide to study geometry.....💫 Amazing how people like Tycho or Newton came to such conclusions , while the motion of objects in a free fall vacuum was hardly known about.
@noahtheguy1828
@noahtheguy1828 2 жыл бұрын
I got halfway through when I read the description and realized this was made for college students, and here I am, 16 with an interest in orbital science
@jimswenson9991
@jimswenson9991 10 ай бұрын
Good stuff, democratization of knowledge. Were you understanding it well? Some will, some won't, you know. It just depends, but we'd like to hear your story.
@shanestinar775
@shanestinar775 11 жыл бұрын
A necessary video to understand Kerbal Space Program...
@happiemusonda4167
@happiemusonda4167 2 жыл бұрын
That's what teaching in layman's language means. Excellent stuff!
@Doctor699
@Doctor699 Жыл бұрын
A lecture video intended for college-level physics students. Today reduced to a game for children such as Kerbal Space Program. I look forward to the days when they're reaching for the stars and saying, it all began when I was six and was inspired to explore the infinite.
@musicaldev5644
@musicaldev5644 5 жыл бұрын
Everyone interested in space should watch this video. It is yet the best source of information for orbital mechanics.
@Dr_Kenneth_Noisewater
@Dr_Kenneth_Noisewater 10 ай бұрын
He said Soviet Union and it immediately took me back to late 80s and all the history that was happening then. Reagan-Gorbachev, the fall of the Berlin Wall/Iron Curtain that really shocked everyone, and of course the fall of the USSR, reunification of Germany, etc. What a time!
@tonymcflattie2450
@tonymcflattie2450 3 жыл бұрын
Where are the Kerbals?
@DataWaveTaGo
@DataWaveTaGo Жыл бұрын
In 1967, first year of engineering, I learned this presented material from reading "Handbook of Astronautical Engineering" by McGraw Hill (1,867 pages, articles authored by every scientist & engineer you could imagine). My projected goal was civil aviation take note if you wish: plan A - civil aviation - but lives at risk if I screw up plan B - "rocket science" - not enough openings unplanned - the university has an IBM 360 - hmmm... I'll try that. That fit me just fine - endless openings, no lives at risk.
@ryanhewett1663
@ryanhewett1663 Жыл бұрын
7 miles per second is needed to escape the earths gravitational pull
@manwinkler
@manwinkler 5 жыл бұрын
Wonderfully well done .... brought back my physics classes 45 years ago. Now - can we get a) Flat Earthers to watch this, and b) have KZfaq recommend THIS instead of other idiotic videos? The world would become a better place.
@PeterPete
@PeterPete 5 жыл бұрын
Just watching the video isn't going to change the shape of the earth Michael!
@Wombattlr
@Wombattlr 4 жыл бұрын
@@PeterPete yep it won't. But it would help people's pea brains to get a few cm bigger.
@PeterPete
@PeterPete 4 жыл бұрын
@@Wombattlr I didn't know people had brains the size of peas? Clearly a lot of bullshit about!
@JohnVanderbeck
@JohnVanderbeck 4 жыл бұрын
Nothing, absolutely nothing, will convince Flat Earthers that the Earth is anything but flat.
@samuelbehrendt6291
@samuelbehrendt6291 4 жыл бұрын
@@JohnVanderbeck The flat earth society held a convention recently. In their promotional video preceding the convention they stated "It's easier to brainwash someone than it is to convince them that they've been brainwashed" Ironic, don't you think?
@plaws0
@plaws0 8 жыл бұрын
This is a great video. How do we convince NASA and the Navy to update it with modern animations and graphics? You could almost use the exact same narration audio and just make new graphics. Hey @NASA! Update this! :-)
@DarkFunk1337
@DarkFunk1337 8 жыл бұрын
why dont you rip the audio and do it yourself?
@laius6047
@laius6047 8 жыл бұрын
what would be the benefit of it? its perfectly understandable. Some things can not be improved, or can be improved not enough to make a difference to us
@renato360a
@renato360a 7 жыл бұрын
they could update it with Kerbal Space Program footage for fun
@philmaggiacomo
@philmaggiacomo 6 жыл бұрын
Ahaha, do it with KSP. I'd try, but my shuttle landings would end with explosions
@ripsumrall8018
@ripsumrall8018 6 жыл бұрын
Their budgets are constantly being cut. Start a GoFundMe for NASA. Heck that isn't a bad idea over all.
@interestedinstuff1499
@interestedinstuff1499 4 жыл бұрын
Such a great video. All the stuff I had wondered about clarified with simple explanations. I doubt I shall embark on doing the maths though....
@johngreen4610
@johngreen4610 Жыл бұрын
Always having an interest in astronomy back in 1979 the forthcoming appearance of Haley's comet was of was of great interest to me. How to know where to look? I bought an Apple II computer, learned celestial mechanics, learned programing and began plotting positions. The comet elements of orbit allow one to calculate the position of the comet in heliocentric ecliptic coordinates, meaningless to an Earth observer. So translate to geocentric ecliptic coordinates, not much help. Next translate to geocentric equatorial coordinates. As across check on the program I calculated a problem using the program then with a hand held scientific calculator and wrote down each step and result. Agreed very well but that was 12 pages of calculations. Little did I know that by the time of arrival there would be how to locate the comet charts everywhere. But wow the learning was worth it.
@jimswenson9991
@jimswenson9991 10 ай бұрын
I had an AppleII, but I didn't do that... Envious.
@Jordizzan
@Jordizzan 6 ай бұрын
This would’ve helped me on ksp like 12 years ago if I was recommended this before today
@crue-xx
@crue-xx 4 ай бұрын
KSP 2 is getting better.
@AVERYhornyMrDinosaur
@AVERYhornyMrDinosaur 9 жыл бұрын
COLLEGE LEVEL PHYSICS? i knew ALL this shit from kerbal space program.
@nubbsy6
@nubbsy6 9 жыл бұрын
I learned so much from KSP during the first 2 days of playing lol
@sdfgbsfgbhsdfndsfhsd
@sdfgbsfgbhsdfndsfhsd 9 жыл бұрын
Kerbal Space Program uses keplerian orbits and orbital mechanics are more valid in KSP than in real life so yeah... Obviously.
@AVERYhornyMrDinosaur
@AVERYhornyMrDinosaur 9 жыл бұрын
Random Game Stuff TEH ORBITAL MECHANICS ARE TEH SAME as real life AND YOU KNOW IT, ask scott manley
@sdfgbsfgbhsdfndsfhsd
@sdfgbsfgbhsdfndsfhsd 9 жыл бұрын
dgs .astgh We use the same mathematics, but in real life orbital mechanics are more aproximate than in kerbal space program because in real life there are a lot more factors than orbital mechanics at play. Scott manley is not an astrophysicist.
@AVERYhornyMrDinosaur
@AVERYhornyMrDinosaur 9 жыл бұрын
Random Game Stuff you are just trying to be fancy, and YOU are not an astrophysicist.
@RobbieFPV
@RobbieFPV 9 жыл бұрын
Thumbs up if you tried rotating your camera because of KSP.
@mrmaniac3
@mrmaniac3 9 жыл бұрын
Lol
@vidsfsx
@vidsfsx 9 жыл бұрын
Rob van Kemenade right here! :D
@gamercloud3819
@gamercloud3819 8 жыл бұрын
+Rob van Kemenade LMAO! And in case you were wondering about that STS landing, 230MPH = 102.819 m/s. Now go land some shuttles! Also check my channel to see my 1088-part ISS or KISS as I like to call it(in 64bit KSP 1.1 pre-release).
@Euer_Hochwuergen
@Euer_Hochwuergen 6 жыл бұрын
thank god...., i thought i was the only one suffering from this permanent brain damage due to ksp :D
@Competitive_Antagonist
@Competitive_Antagonist 4 жыл бұрын
The lengths I'll go to in order to get good at a computer game. I'm determined to learn to orbit Kerbin, it's just gonig to take some time.
@effervescentrelief
@effervescentrelief Жыл бұрын
Now I know what all the orbital stuff in Kerbal Space Program means. They don't make teaching material like this anymore. And the music especially really sets this stuff apart!
@captsonko.9345
@captsonko.9345 Ай бұрын
This is the best video of all times.❤❤❤❤
@wntu4
@wntu4 6 жыл бұрын
+1 for Heavy Metal style animation.
@CocaButterLucas
@CocaButterLucas 5 жыл бұрын
I honestly understand pretty much everything that was said in this video
@o.m.b.demolitionenterprise5398
@o.m.b.demolitionenterprise5398 2 жыл бұрын
🥇
@timduggan1962
@timduggan1962 4 жыл бұрын
Everytime I watch this, I learn. I pass this video on to others...I suggest you do too....
@tehmtbz
@tehmtbz Жыл бұрын
Omg the scenario given at 7:46 is precisely the explanation I once read in a book in the high school library one day while skipping class 20 years ago. If my recollection isn't faulty, the book was related to Einstein in some way. It is my intuition that it contained lesser-known writings of Einstein. I've always used this explanation over the years when I've had occasion to explain the theory because I found it to be a pretty intuitive explanation myself. What a neat thing to see at 4am on KZfaq.
@gamingforfun8662
@gamingforfun8662 Жыл бұрын
It's a pretty widespread example nowadays
@InAMinMaths
@InAMinMaths Жыл бұрын
I keep meaning to do the maths of this - if you did this on the moon, what speed would the bullet have to go to hit you in the back of the head?
@TheMedievalNerd
@TheMedievalNerd 7 жыл бұрын
KSP Tutorial! Nice!
@samuelbehrendt6291
@samuelbehrendt6291 4 жыл бұрын
I'm glad that other people enjoy informative, intelligent and interesting content such as contained in this video today.. when I look at the youth of the world and the media I become discouraged for the future of humanity... here, is where I find small additions to my hope for humanity.. people who take the time to research and learn about reality instead of spouting some big worded BS they heard on GlobeBusters or some other Incompetent Dunning-Kreuger Award know-it-all website.
@AFRoSHEENT3ARCMICHAEL69
@AFRoSHEENT3ARCMICHAEL69 Жыл бұрын
I mean in their defense from your perspective everything is not only revolving around you but you're always at the center. 👍
@almostbutnotentirelyunreas166
@almostbutnotentirelyunreas166 5 жыл бұрын
And here I thought that calculating rotational Volumes via integration or solving differential calculus equations was intricate...... Deep, profound respect to the mathematicians / engineers that can 'programme' an orbit decades in advance, to intercept stellar objects for imaging and/or 'sling-shotting' and/or landing ....... ASTOUNDING!! Voyager 1&2 , or the ESA's Rosetta
@rdubb77
@rdubb77 5 жыл бұрын
The German accent for Kepler is a funny, albeit unnecessary touch.
@vennstudios9885
@vennstudios9885 4 жыл бұрын
Kepler is Danish That's why he sounds like it
@invisiblekincajou
@invisiblekincajou 4 жыл бұрын
@@vennstudios9885 you sure?
@vennstudios9885
@vennstudios9885 4 жыл бұрын
@@invisiblekincajou maybe
@YDDES
@YDDES 4 жыл бұрын
Pleb Plays Kepler was German. Born in Weil det Stadt, Germany. Check it.
@hugolara5758
@hugolara5758 3 жыл бұрын
0000⁰
@kedityt
@kedityt 6 жыл бұрын
I would like more explanation of the math, say examples, rather than just given the equations
@Bradley_UA
@Bradley_UA 3 жыл бұрын
Yeah, it explains the basics that I already know from KSP, and nothing interesting
@okboing
@okboing 5 жыл бұрын
can we talk about how epic that logo animation is? you have earned a like and sub from that alone!
@DavidArellanoSTP
@DavidArellanoSTP 9 ай бұрын
We really need a follow up video with the spacex’s rockets changing the game
@TheEgg185
@TheEgg185 6 жыл бұрын
I feel like I'm sitting in the back of a high school classroom with the lights turned off while a bee comes in through the window.
@alonelyspaceman
@alonelyspaceman 3 жыл бұрын
Haahahha
@Skukkix23
@Skukkix23 6 жыл бұрын
wow they really made an effort to give kepler a german accent
@av8644
@av8644 12 күн бұрын
Fantastic video!
@snarkybuttcrack
@snarkybuttcrack 10 ай бұрын
Aristotle didn't prove the world is round because he had no way to prove it. He simply suggested reasons it could be.
@sridharanramakrishnan8244
@sridharanramakrishnan8244 4 жыл бұрын
Thousands of years before Aristotle, ancient east Indians knew not only that the Earth was round but also that it was not stationary. How do we know that? From the names they gave the Earth. "Bhugol" meant round earth and "jagat" meant one that moves. In this day and age, an institution like NASA ought to look beyond the Western astronomical history and give credit (some of it for sure) to other cultures as well. It's not a question of political correctness, but historical accuracy.
@willoughbykrenzteinburg
@willoughbykrenzteinburg 4 жыл бұрын
Your comment seems to imply that NASA is the authority on all things space. It's nonsense. NASA doesn't have any duty to "look beyond the Western astronomical history"; they aren't perpetuating any misconceptions. You are just as ignorant as a flat Earther who implies NASA is the originator of the globe Earth idea.
@alexandergalitevstudentfvh8696
@alexandergalitevstudentfvh8696 Жыл бұрын
they did not empirically prove it, so it is not credible. to believe something and have it coincidentally right is just as delusional as to believe something and have it be wrong.
@gravitron12
@gravitron12 2 жыл бұрын
I love these old videos. They seem to get right to the point and assume the audience is not an expert but able to grasp complicated concepts. I think today most information is filtered to make it as simple as possible and that is fine I understand they want to be able to reach a wide audience but you lose a lot of what I call fun details in the process.
@barthelnorfolk175
@barthelnorfolk175 Жыл бұрын
Vốn những bài hát ngày xưa đã rất hay rồi mà thêm giọng hát giàu cảm xúc của Phúc nữa thì đúng là cực phẩm cover😍
@JacekNasiadek
@JacekNasiadek 6 ай бұрын
The following musical tracks have been used in this video: Warren Bennett - Dream the Future Kerry Beaumont - Molecules Kerry Beaumont - Creation I Vic Sepanski - Ultrasonic Waves
@tobiaszjakubowski499
@tobiaszjakubowski499 10 жыл бұрын
I wish some comment overlay was show with metric system values below imperial values (dunno If I call them right). It's worldwide after all :P
@GmanMilli
@GmanMilli 6 жыл бұрын
Less than 1% of the Earth uses non-metric measurements nowadays.
@SzvelzarsHumbleAbode
@SzvelzarsHumbleAbode Жыл бұрын
I think we are all here because of KSP
@brainypond4803
@brainypond4803 4 ай бұрын
I got this Video recommended, after watching a buch of ksp tutorials. This was by far one the most helpfull Videos.
@cammh1474
@cammh1474 3 ай бұрын
Yup, just watched an orbital maneuver video for more efficient use of Delta V.
@tpstrat14
@tpstrat14 4 жыл бұрын
i just yelled "that's fucking amazing!" alone in my house at 3:20.
@jerrywatt6813
@jerrywatt6813 Жыл бұрын
Tthis video could have saved me from about ten hours of reading ! Verry well done ! THANKS !!!
@io4340
@io4340 4 жыл бұрын
i learned most of this in ksp :3
@jimwarden1121
@jimwarden1121 3 жыл бұрын
me too
@wtfpwnz0red
@wtfpwnz0red 4 жыл бұрын
Amazing how basic this stuff seems after playing KSP
@blackmancer
@blackmancer 10 ай бұрын
I've never been able to reconcile these two - 1. objects with greater mass attract each other with greater force. 2. objects fall at the same rate regardless of mass.
@jimswenson9991
@jimswenson9991 10 ай бұрын
more mass --> more force, but also more inertia --> same acceleration.
@blackmancer
@blackmancer 10 ай бұрын
@@jimswenson9991 If the force or gravity between 2 objects is dependant on their mass you can't say they accelerate toward each other independant of mass.
@millicentsmallpenny5837
@millicentsmallpenny5837 4 ай бұрын
@@blackmancer This is because as the mass gets larger, the inertia also gets larger. Inertia is "holding back" the object, while the bigger mass, is trying to bring the object closer, faster. These 2 cancel each other out. Some will take offense, but his explanation was good
@blackmancer
@blackmancer 4 ай бұрын
@@millicentsmallpenny5837 Sorry I am none the wiser from your explanation.
@maxfan1591
@maxfan1591 Ай бұрын
Yes, it's a tricky point you've noticed. Hopefully I can explain. In the general case, yes, objects with greater mass attract each other with greater force. Therefore, two Earth-mass objects a million miles apart will attract each other much faster than two car-mass objects a million miles apart. But the specific case of two objects with different mass falling at the same rate only holds when those two objects are *hugely less massive* than the object they're falling towards. If you have a one pound cannon ball and a two pound cannon ball and drop them at the same time from the same height, they appear to hit the ground at the same time. However, in reality, each cannon ball is attracting the Earth to it as well. Do the maths, and you'll find the two pound cannon ball will actually hit the ground before the one pound cannon ball. But the difference between the two is tiny, because the pull of the two pound cannon ball on the Earth is only minutely larger than the pull of the one pound cannon ball. I calculated that the two pound ball would fall something like 0.00000000000000000001% faster. So yes, it falls faster, but at these sorts of scales it simply isn't measurable, so it's rational to say two objects fall at the same rate. In a way it's like the experiment where a device drops a ball bearing while expelling a second ball bearing sideways, and the two ball bearings hit the ground at the same time. For all practical purposes, yes, they hit the ground at the same time, but in theory the ball bearing shot out sideways will take a microscopic amount of time longer to hit the ground because it has travelled part of the way around the Earth's curvature.
@47represent
@47represent 2 жыл бұрын
and if you want to get to Duna, you should launch when a line drawn from kerbin to the sun to duna forms an angle of about 45 degrees
@cliffinkaemurd1320
@cliffinkaemurd1320 2 жыл бұрын
Imagine this is real maths application of earth as a sphere and their are still flat earthers 😂😂
@etanneriii
@etanneriii 5 жыл бұрын
Space for dummies. I feel like I could put up a mission now.
@dymytryruban4324
@dymytryruban4324 5 ай бұрын
Actually, Newton's Second Law in its complete form looks like this: F = V(dm/dt) + m(dV/dt). F = ma is a simplified form for a constant mass which is not the case for a space rocket.
@knobdikker
@knobdikker 2 жыл бұрын
Did you know that the TLI burn is simply adding enough energy to increase the semi-major axis of the orbit from roughly 100 miles to approximately 250,000 miles!?
@stargazer7644
@stargazer7644 10 ай бұрын
Yes.
@bsdude010
@bsdude010 11 жыл бұрын
I am now a ROCKET SCIENTIST!!!!!!!!!!!!!!
@hans_____
@hans_____ 6 жыл бұрын
You did it!!!
@DavidPigbody
@DavidPigbody 5 жыл бұрын
lol
@morzee94
@morzee94 9 жыл бұрын
I can't believe the greatest scientific country in the world (though if you were to count Europe as a whole it'd be close) still use imperial units! The whole world has gone SI for a very good reason!
@horstherbert35
@horstherbert35 9 жыл бұрын
>greatest scientific country >murrica >it'd be close Got a good hearty laugh out of me. A country where "creationism" debates are still a thing is supposed to be the pinnacle of science? That would be quite sad for humanity.
@HONORGUARD308
@HONORGUARD308 9 жыл бұрын
Jim Panse Some religious bunch actually won a court case and now some schools in the US do teach creationism as a science. . . . . Probably why the "New" NASA SLS is essentially a Saturn-VI
@Treetop64
@Treetop64 9 жыл бұрын
LukeRM It's not that big of a deal, and scientific progress is in this age is influenced predominantly by international efforts, with some countries affording to contribute more than others. As for the American mathematical and scientific communities, they use (and have long since used) the metric system for the most part, but often communicate to the public using the Imperial system because that is the system that most in the general American public are familiar with. Anyone who is comfortable with math or uses it on a regular basis already knows that the metric system is far easier and precise to use than the Imperial system. You don't have to be a resident of any particular nation or aligned to any particular political party to know that.
@Treetop64
@Treetop64 9 жыл бұрын
Jim Panse "Teaching" any aspect of religion, especially creationism, in any secular school system should be strictly outlawed. If a person wants to scare themselves into believing in deities, magic, and angels, that's their own personal business. It should be considered a crime for that sort of stupidity being introduced as curriculum in an educational institution.
@morzee94
@morzee94 9 жыл бұрын
Treetop64 That's the thing, it isn't like the two are pretty much equivalent and each side of the atlantic just choses one for cultural reasons, metric is fundamentally a better system. As an Engineering student studying in London whenever we have to unnecessarily expend the extra effort of using imperial units because of some regulations that were written in the US, I wonder why the hell cutting edge engineers don't all switch to metric and make their lives easier and their work more easily compatible with the rest of the world.
@jerrybabiak7011
@jerrybabiak7011 10 ай бұрын
My brain was starting to hurt about 5 minutes into this video.😳
@markusanderson1517
@markusanderson1517 10 ай бұрын
Great video - easy to follow and understand.
@Eclipse-mk3hm
@Eclipse-mk3hm 3 жыл бұрын
8:12 imagine shooting an Ak47 on that mountain and 90 minutes later it comes back and hits your head. lol.
@QuantumBraced
@QuantumBraced 8 жыл бұрын
Who else is here because of KSP?
@rock3tcatU233
@rock3tcatU233 8 жыл бұрын
I'm here because the North Koreans kidnapped me and forced me to build an orbital strike vehicle from disused sex robots in a cave 50km to the east of Pyongyang.
@RobinYearwood
@RobinYearwood 8 жыл бұрын
*fist bump*
@brennanshippert4376
@brennanshippert4376 7 жыл бұрын
I'm here because this is easier than Scott Manley
@djbeezy
@djbeezy 7 жыл бұрын
Me! lol
@TheEgg185
@TheEgg185 6 жыл бұрын
I'm here because of the android game "Space Flight Simulator"
@ripsumrall8018
@ripsumrall8018 6 жыл бұрын
I'm going have to watch this again.... lot's of information.
@2012ZebraYT
@2012ZebraYT 6 жыл бұрын
the problem in solving the issue - based on the wrong interpretation shown and the approach that requires it to be taken - is to use not just one satelite
@m3po22
@m3po22 9 жыл бұрын
The modern British accent hadn't developed by Newton's time
@bartacomuskidd775
@bartacomuskidd775 6 жыл бұрын
Yeah, pretty funny.. forced bullshitery. Similar how "Urban" dialects are being passed down.. where these people dont use possesive pronouns correctly or linking verbs, (i wont try to understand why sounding ignorant, or functionally retarded are solid social goals) So in the future.. all people will say "Is you has a dog?" and "You Auntie be okay?"
@BOULDERPUNCHER9000
@BOULDERPUNCHER9000 5 жыл бұрын
"evolution of language is retarded" "i wish everyone talked like a boomer" "i was born in the wrong generation" "my generation is stupid" "i'm in a sea of stupidity"
@nckswt
@nckswt 11 жыл бұрын
Aristotle did not prove that the earth was round. That was Eratosthenes. You could let Carl Sagan explain it to you.
@bartacomuskidd775
@bartacomuskidd775 6 жыл бұрын
Good ol Carl
@ericmelton4630
@ericmelton4630 5 жыл бұрын
I'll have to watch this video 20 times. I get most of it.
@belowasmelashgebremariam
@belowasmelashgebremariam 3 жыл бұрын
Nice one
@dejanhaskovic5204
@dejanhaskovic5204 7 жыл бұрын
KSP anyone?
@dejanhaskovic5204
@dejanhaskovic5204 7 жыл бұрын
Ricky Bugatti​ Kerbal Space Program. A realistic space flight simulator. You make a rocket or a plane out of stock parts (you can add shit ton of other parts with mods), and fly your vessel to desired destination (moons, planets, asteroids etc), build space stations, colonies etc. All of it using realistic newtonian physics and orbital mechanics. You can make the game even harder with mods such as Real Solar System, Life support, real life parts. Also, exploding rockets into the ground and watching Kerbals freak out while they fly in all directions is pretty good stuff.
@heathersickels
@heathersickels 8 жыл бұрын
better than Astronomy 101
@bartacomuskidd775
@bartacomuskidd775 6 жыл бұрын
Thats one hell of a textbook though.. i kept mine.
@seebass7
@seebass7 3 жыл бұрын
bravo! bring us more! give the people what they want!
@NotMe35971
@NotMe35971 5 жыл бұрын
NASA should pay KSP creators, for educating new generations. Most of gamers learned all this from simple game.
@foobarbecue
@foobarbecue 5 жыл бұрын
Also, some NASA people learned orbital mechanics from it!
@elizabeth9841
@elizabeth9841 6 жыл бұрын
a video flat earthers are in desperate need of watching
@RagicaltheUnhallowedKnight
@RagicaltheUnhallowedKnight 5 жыл бұрын
It wouldn't matter, they will just ignore it and crawl back into their echo-chamber of circle-jerking
@mihaicolceriu-nicola7148
@mihaicolceriu-nicola7148 5 жыл бұрын
FEs should watch this to learn stuff before makeing dumb claims without having a clue wt they're talking about ppfff....
@allgrainbrewer10
@allgrainbrewer10 5 жыл бұрын
Mihai Colceriu-Nicola Please. They ignore what’s clear to the rest of us. It’s a mental disorder
@mihaicolceriu-nicola7148
@mihaicolceriu-nicola7148 5 жыл бұрын
@@allgrainbrewer10 or they just like to troll ppl for atention and maybe make money of it lol
@theravedaddy
@theravedaddy 5 жыл бұрын
They couldnt autistically scream for the whole 36 minutes..... no wait! I expect the basement is soundproof!
@mihaicolceriu-nicola7148
@mihaicolceriu-nicola7148 5 жыл бұрын
@@theravedaddy :)))))))))))
@arianaalioth
@arianaalioth 10 ай бұрын
I have heard this voice before in reel to reel projector videos …..❤❤❤❤❤❤
@danferesp
@danferesp 9 ай бұрын
It was not Aristotle who proved the roundness of the earth but a much earlier philosopher…. I can’t recall his name right now. He even measured the radius based on the difference between the shadow of a stick between some place in Egypt (closer to the equator) and in in Greece during the summer solstice, after noticing that on that date there was no shadow cast inside a well.
@maxfan1591
@maxfan1591 Ай бұрын
You're talking about Eratosthenes, and he lived about a century after Aristotle.
@danferesp
@danferesp Ай бұрын
@@maxfan1591 thanks!
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