The most complicated orbit in history:The ISEE-3 mission in KSP | RO+Principia

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  • Опубликовано: 28 янв 2025

Комментарии • 290

  • @reach6898
    @reach6898  4 года назад +381

    This kind of orbit can only be made by the mod called Principia. This mod aims to replace KSP's unstable physics integration with a higher-order symplectic integrator, adding n-body Newtonian gravitation in the process.
    Link: github.com/mockingbirdnest/Principia

    • @1974moumita
      @1974moumita 4 года назад +11

      Which means no kraken :(

    • @BKnight_
      @BKnight_ 4 года назад +4

      Doesn't N-body simulation cause Jool's system to collapse? What did they change to fix it?

    • @reach6898
      @reach6898  4 года назад +38

      @@BKnight_ This is RSS so it doesn't have this problem.

    • @gaminghorshoecrab169
      @gaminghorshoecrab169 4 года назад +4

      BTW I saw someone used this video on bilibili

    • @gaminghorshoecrab169
      @gaminghorshoecrab169 4 года назад +4

      So it is really you?

  • @PascalLeroy
    @PascalLeroy 5 лет назад +1758

    This is amazing. I had no idea that you could do that with Principia (and I wrote it).

    • @reach6898
      @reach6898  5 лет назад +501

      Thanks, your mod is a great work.

    • @Pac0Master
      @Pac0Master 5 лет назад +59

      Neat
      I haven't checked that mod for years
      Is there a way to mess around with the planet's orbit? I'd love to see what happen to gravity when 2 planets get so close they almost collide
      Stock KSP is just too messy due to the gravity "bubble"

    • @Kataclysm113
      @Kataclysm113 4 года назад +94

      @@reach6898 see, i was wondering how you got something in a lagrange point when ksp doesnt simulate gravity well enough to actually have those, now i know how you did it. i wasnt aware this mod existed until now, and now that i know it does, i shall be using it frequently, i think.

    • @jarediannudalo6074
      @jarediannudalo6074 4 года назад +5

      wow 🙌🏼

    • @siriusk1453
      @siriusk1453 4 года назад +44

      The moment you know the mod is perfect is when a guy can literally do the most complicated orbit

  • @LoxyTheFoxxo
    @LoxyTheFoxxo 4 года назад +266

    Imagine you being used to regular circle orbits and principia is just like:
    S P A G H E T T I N O O D L E O R B I T S

    • @nickbarton9738
      @nickbarton9738 4 года назад +4

      This is me...

    • @LoxyTheFoxxo
      @LoxyTheFoxxo 4 года назад +5

      @@nickbarton9738 this is US

    • @Ethan-Sailer
      @Ethan-Sailer 3 года назад +22

      There still relatively circular its just the reference frame that makes them look weird

    • @beagle_uah
      @beagle_uah 2 года назад

      Yep, that’s Principia for ya!

    • @railworksamerica
      @railworksamerica 8 месяцев назад

      Your profile picture is cropped CP.

  • @MatterBeamTSF
    @MatterBeamTSF 5 лет назад +464

    Just wow. Matching those historical orbits was amazing, but then you went and gave it that extra Kerbal touch by recovering ISEE-3 with a Starship!

    • @reach6898
      @reach6898  5 лет назад +84

      I originally want to use space shuttle to recover it, but some fans want me to use starship

    • @x3Cay
      @x3Cay 4 года назад +11

      @@reach6898 i think it was a better choice to listen to your fans :) Awesome !

    • @kerbodynamicx472
      @kerbodynamicx472 4 года назад +2

      Reach I thought you were going to use the cargo variety lol

    • @hubbletrubble7875
      @hubbletrubble7875 2 года назад +2

      @@reach6898 Either one would've been coo. It'd be interesting getting Shuttle to such an eccentric orbit tho. . .

  • @Theooolone
    @Theooolone 4 года назад +232

    Every ksp video: "just a quick and simple gravity assist to save delta v."
    What I see:

    • @armandoperez9361
      @armandoperez9361 4 года назад +6

      Lmao yeah, I barely got into it like 3 days ago and I had to figure out how to aim for the moon

    • @jojolafrite90
      @jojolafrite90 4 года назад +18

      @@armandoperez9361 First time I tried the mod, I found myself in a Lagrangian without trying to find it.

    • @supersonictumbleweed
      @supersonictumbleweed 4 года назад +6

      @@jojolafrite90 that's some good science

  • @danieljensen2626
    @danieljensen2626 4 года назад +181

    I had no idea what was going on in 75% of this, but I know just enough about KSP to be very impressed.

    • @iCore7Gaming
      @iCore7Gaming 4 года назад +12

      Gravity. That's what is happening. In KSP when you are in a SOI only that object effects you which is massively inaccurate.

    • @jojolafrite90
      @jojolafrite90 4 года назад

      @@iCore7Gaming It actually will piss me off, if KSP 2 has the same mechanics and the same scale!

    • @danieljensen2626
      @danieljensen2626 4 года назад +7

      @@jojolafrite90 If you want KSP with a bigger scale and more realistic dynamics there are mods for that.
      The principia mod adds n-body dynamics. I'm a little familiar with how that works, my confusion is more on what each maneuver is trying to achieve.

    • @Archimedes.5000
      @Archimedes.5000 4 года назад +8

      @@danieljensen2626 Principia should be stock ffs, scale/planets dont matter, because we can just use Kopernicus mod to play in whatever system we want, but physics?
      Physics should be always accurate, because the shit is actually more confusing in its simplified state than in principia. Same thing for RealFuels

    • @Archimedes.5000
      @Archimedes.5000 4 года назад +4

      @Flight Simulator Films but its not really less complicated, its just counter intuitive.
      Stock KSP makes you feel like you can only move in circles while on the orbit and that just feels wrong.
      And Im saying that as someone who had no idea about orbital mechanics before playing KSP

  • @cesarvidal3851
    @cesarvidal3851 4 года назад +291

    Teacher: the test is not that difficult
    The test: the entire video

    • @Soken50
      @Soken50 4 года назад +17

      They don't call it rocket science for no reason :)

    • @buffaloc20
      @buffaloc20 4 года назад +7

      Soken50 orbital mechanics*

    • @Soken50
      @Soken50 4 года назад +3

      @@buffaloc20 It's a joke you pedantic twat

    • @buffaloc20
      @buffaloc20 4 года назад +3

      Soken50 I know I am correcting the word

    • @mmmnnn4023
      @mmmnnn4023 4 года назад +4

      and all she touched on in class before the test was how to throttle the engine up

  • @nia.d33
    @nia.d33 4 года назад +187

    Imagine showing this video to someone from 1950 and trying to explain what they are looking at. Then explaining this is a game even children play just for fun.

    • @rockomax2732
      @rockomax2732 4 года назад +36

      Smunstu Stinkymonster
      I do. If being 14 years old counts as a child

    • @ErickSoares3
      @ErickSoares3 4 года назад +23

      Would be interesting to see what Korolev, von Braun and Chertok would think of this.

    • @krishnannarayanan8819
      @krishnannarayanan8819 4 года назад +3

      @@rockomax2732 SAME YO I want to become guidance officer when I grow up

    • @wellnotme9354
      @wellnotme9354 4 года назад +10

      I am 11 years old, and I love ksp

    • @dsdy1205
      @dsdy1205 3 года назад +9

      @@ErickSoares3 My guess is they'd lose their shit the moment they saw the low-energy transfers

  • @jamesj.jamesworth9888
    @jamesj.jamesworth9888 4 года назад +49

    That orbit looks like one of those bead things you find in dentist office waiting rooms

  • @Thlormby
    @Thlormby 4 года назад +39

    I remember hearing about this mission on Dark5’s video about sad objects in space. Despite being an inanimate object, the thought of a probe trying to communicate updates about a mission nobody cares for makes me sad

  • @HKG5sentsp
    @HKG5sentsp 5 лет назад +113

    Hey Scott Manley, Look here

  • @Dorsidwarf
    @Dorsidwarf 5 лет назад +83

    Still astonishing, an impressive exploration of a fascinating real mission

  • @dunodisko2217
    @dunodisko2217 4 года назад +75

    1:35 LEGOs right before you step on them

    • @pegasusted2504
      @pegasusted2504 4 года назад +2

      Does the end orbit follow the path you take around the room hopping due to standing on Lego with bare feet?

    • @dunodisko2217
      @dunodisko2217 4 года назад +2

      @@pegasusted2504 down to the nanometer

  • @boggeshzahim3713
    @boggeshzahim3713 4 года назад +69

    And some people can't even reverse out of their drive ways

  • @ethrilswifthawk3769
    @ethrilswifthawk3769 4 года назад +48

    absoloutley beautiful, I've never seen such a beautifully complex mission in the real world let alone re created in ksp LET ALONE the post failure mission profile

  • @Electric_Bagpipes
    @Electric_Bagpipes 4 года назад +36

    Eat your heart out, Brad; _This_ is how you do gravity assists!

    • @ethanjensen1445
      @ethanjensen1445 3 месяца назад

      Bro if Brad had principa he could do a 2 ton tylo mission bruh.

  • @AlexandreLollini
    @AlexandreLollini 5 лет назад +35

    This is huge, thank you very much for sharing this work with us, this is quite an achievement. Until then I was thinking that the grand tour of the Voyagers was clever ... well this one is even more.

  • @slavaukrainisfs8238
    @slavaukrainisfs8238 Год назад +5

    "If you can get to Venus, you can get anywhere"
    No. If you can get to a Lagrange point, you can truly go anywhere!

  • @danyalag3366
    @danyalag3366 4 года назад +8

    "Its only rocket science, how hard can it be?"
    -said no one ever

  • @petekarm
    @petekarm 4 года назад +8

    WOW. These gravity assists and orbits are incredibly complicated. I used to think Bradley Whistance's gravity assists are damn complicated, but this video shows something five steps ahead.

  • @CatTheRoundEarther
    @CatTheRoundEarther 4 года назад +8

    The fact that most of this really happened is the most amazing thing ever, I'm sure with enough time you could take a probe with at most 500M/s^2 from Earth orbit all the way to Pluto, it may just take a few hundred years.

  • @bartolomeothesatyr
    @bartolomeothesatyr 3 года назад +3

    Wow. This was incredibly awesome, not just hyperbolically, but literally; I am in actual awe that this is possible in a video game about strapping little green cartoon people onto trash cans full of boom, and also in awe of the fact that Bob Farquhar and his team were able to do this IRL, and also in awe of the fact that a troupe of semi-hairless apes only a few millenia removed from the invention of writing have become knowledgeable enough to accomplish all of these things. I loved the Starship recapture you added at the end, that just brought it all home (pun fully intended). I'm definitely going to have to give Principia a whirl.

  • @SonidosEnArmonia_1992
    @SonidosEnArmonia_1992 5 лет назад +120

    4:40 touched me

    • @HeadsetHatGuy
      @HeadsetHatGuy 4 года назад +12

      ( ͡° ͜ʖ ͡°)

    • @Ry_TSG
      @Ry_TSG 4 года назад +16

      That’s pretty uncool should probably report it to the police

    • @throwaway80345
      @throwaway80345 4 года назад +5

      Me too, not even my uncle could touch me like this

    • @xzznnn845
      @xzznnn845 4 года назад +2

      @@throwaway80345 hol up

  • @KematianGaming
    @KematianGaming 4 года назад +41

    this orbits blew my mind. didnt know something like that was even possible

    • @PikaPilot
      @PikaPilot 4 года назад +2

      It's not possible in vanilla KSP. Read the description

    • @KematianGaming
      @KematianGaming 4 года назад +11

      @@PikaPilot i meant in real life

    • @jojolafrite90
      @jojolafrite90 4 года назад

      Not in Stock KSP.

    • @jojolafrite90
      @jojolafrite90 4 года назад

      Because mechanics are so simplified that it gets it completely wrong.

  • @dranreb.june.cubelo2735
    @dranreb.june.cubelo2735 4 года назад +13

    The first song reminded me of my good ol friends while driving around town, I miss them.

    • @averagecornenjoyer6348
      @averagecornenjoyer6348 3 года назад

      It's all one song, it's ruclips.net/video/-oMHME8XmtE/видео.html

  • @leeterthanyou
    @leeterthanyou 4 года назад +17

    WELP
    I hate to be that guy, but they just added comets in KSP 1.10 -- let's hope Principia updates soon, because this is a seriously badass mission -- and would totally deserve a remaster :)

  • @SteelRider
    @SteelRider 3 года назад +4

    me with stock ksp : "gravity assist isn't too hard to learn you just aim for the eve then throw yourself to other planet-"
    people who installed Principia :

    • @user-si5fm8ql3c
      @user-si5fm8ql3c 2 года назад +1

      May be a bit late for a reply, but principia makes aiming actually easier in many cases, instead of the 6 SOI changes the stock conics system displays you can string together as many SOI changes as you want, performance does suffer once your plan extends upwards of ~2500 days, but you can always just lower precision for better performance and correct like 5 years in.
      Also docking is easier aswell, if you have a craft selected your reference frame can be set to target aligned and you see a squiggly line going to or over the target, each "squiggle" is one orbit, so you just align the squiggle with the target and wait untill you get close.

  • @JuanPretorius
    @JuanPretorius 4 года назад +4

    So amazing that you brought it back home! And in awe of how you did this. Throughout the video I was saying "ahh, he's one of *those* KSP players" aka a genius. WP!

  • @DungeonNumber5
    @DungeonNumber5 4 года назад +8

    Thanks, RUclips, for this completely random recomendation for me, a casual viewer of short and funny KSP videos.

  • @rbvfeehfbudenrj
    @rbvfeehfbudenrj 4 года назад +8

    This is just me trying to find a parking spot

  • @thesunexpress
    @thesunexpress 4 года назад +2

    Our predecessors often don't get the credit they deserve. Imagine doing all of these complex orbital maneuvers with a pen, paper & slide ruler.... no computers used at all. Hats off to the OG space nerds.

    • @badbeardbill9956
      @badbeardbill9956 4 года назад +5

      Oh they 100% used computers.
      But those computers were much less advanced and more difficult to use.
      Imagine making hundreds of trajectory simulations and sifting through them...

  • @greyarea7714
    @greyarea7714 4 года назад +2

    That was beautiful to watch!
    Thank you

  • @tobiasjohnson1903
    @tobiasjohnson1903 5 лет назад +3

    Don't know how this hasn't got more views. Great video.

  • @lewismassie
    @lewismassie 4 года назад +2

    What an all round fantastic video. Great mission, great music, great people. And the BFR to top it all off

  • @kelvin31272
    @kelvin31272 2 года назад

    this is incredible and should have more views - also the song you chose was perfect

  • @somesfs170
    @somesfs170 3 года назад +3

    3:49 bruh moment when the spacecraft's trajectory draws a g-clef lol

  • @kerbodynamicx472
    @kerbodynamicx472 4 года назад +4

    “This is impossible.”
    “No, it’s necessary.”

  • @andimason3370
    @andimason3370 4 года назад +3

    I understand what is going on here, but don't think I'll ever have the skill to replicate it. The fact that someone actually figured all that out and then did it is incredible. On that note how did they even have the self confidence to propose it? Hey guys I have this plan of doing several gravity assists around the moon on both the forward and leeward side, using the suns gravity to allow us to get another kick from another double gravity assist around the moon to get an orbit that intersects a comet to then come back do other double gravity assist to adjust our orbit to get to another comet.
    And then they accepted it, and it worked!

  • @CalvinMaclure
    @CalvinMaclure 4 года назад +2

    Glad I installed Principia on my 1.8.1 update several months ago! Looking forwards to these sort of tricks on my series! Great stuff!

  • @jojolafrite90
    @jojolafrite90 4 года назад +1

    This is extremely impressive. Hats off to you.

  • @excitableboy7031
    @excitableboy7031 4 года назад +1

    I think this is the most beautiful thing i've ever seen

  • @btsmart.c9048
    @btsmart.c9048 4 года назад +6

    Teacher: This test will be easy
    Test:

  • @danielross7983
    @danielross7983 4 года назад +1

    Nice touch landing it on the Heli pad ;) Made me chuckle

  • @Soenderup21
    @Soenderup21 4 года назад +2

    That is the most counterintuative thing i've ever seen!

  • @Tundra_Mods
    @Tundra_Mods 5 лет назад +5

    Nice use of the Starship there! ;)

  • @LuigiCotocea
    @LuigiCotocea 4 года назад +4

    Me: using the mod
    Also me trying to figure out orbit mechanics

  • @nikollor
    @nikollor 4 года назад +4

    OK, folks we all know from KSP that orbital mechanics is pretty simple, we just need to... WHAT THE F*CK???

  • @krio1267
    @krio1267 4 года назад +7

    7:17
    The Big F***ing Rocket

  • @michagrill9432
    @michagrill9432 4 года назад +1

    Now thats a rollercoaster of an orbit!

  • @supersonictumbleweed
    @supersonictumbleweed 4 года назад +1

    On August 10 2014 at 18:16 UTC, the spacecraft passed about 15,600 km (9,700 mi) from the surface of the Moon. It will continue in its heliocentric orbit, and will return to the vicinity of Earth in 2031.

  • @ipodshuffle9929
    @ipodshuffle9929 7 месяцев назад

    This orbit is the definition of organized chaos

  • @j.jasonwentworth723
    @j.jasonwentworth723 3 года назад +1

    The last part--a SpaceX Starship recovering ISEE-3/ICE and returning it to Earth--could happen, just in solar orbit... But I'm torn on this; I like the idea of letting it stay in its natural environment, interplanetary space (a Starship crew could repair/refurbish it, then release it to continue its work--ditto for Pioneer 6, 7, 8, and 9 in solar orbit). If spin-scan cameras were installed on these spacecraft, they could also serve as comet and asteroid probes, investigating them as "targets of opportunity" (Pioneer 7 did this, also making a distant flyby of Halley's Comet, measuring and mapping the He++ ions around it).

  • @Chleosl
    @Chleosl Год назад

    Amazing. I have no words with it. You literally "playing" NASA on computer. Tremendous.

  • @fertileplanet7756
    @fertileplanet7756 Год назад

    My puny Kerbal Space Program "missing the ground" brain cannot comprehend this madness.

  • @greyarea7714
    @greyarea7714 4 года назад +1

    Music was perfect too.

  • @shaldurprime7154
    @shaldurprime7154 3 года назад

    this is as close to freestyling it as you can get with goddamn gravity assist maneuvers

  • @2nd2lastdodo
    @2nd2lastdodo 4 года назад +1

    Imagine calculating this orbit with the technical possibilities of the 60s and 70s... :O

  • @endeyfire
    @endeyfire 4 года назад

    this madlad took rollercoaster simulator 2020 to space.

  • @Xiaotian_Guan
    @Xiaotian_Guan 4 года назад +2

    This is incredible! An absolute masterpiece(both your recreation of the original mission, and Farquhar's orbit design). I've just started to play around in Principia recently, still having a hard time choosing the correct reference frame.🤣🤣🤣
    另外。。。很久以前好像在B站看到过你,不过我B站没注册过账号,没想到在油管搜到了你的视频。膜巨佬orz

  • @helenrobinson7771
    @helenrobinson7771 Год назад

    i would love to see this probe be recovered one day and put in a museum like in the video

  • @piko1032
    @piko1032 Год назад

    For some reason i always want to cry in the end

  • @jarediannudalo6074
    @jarediannudalo6074 4 года назад

    I have no words, just wow ❤️ astonishing

  • @natheniel
    @natheniel 4 года назад

    This video is very bittersweet.

  • @swarley2500
    @swarley2500 4 года назад

    Watching this feels like when i watched scott manleys docking tutorial 2 years ago.

  • @yurigagarin3014
    @yurigagarin3014 3 года назад

    This is how you become the orbital mechanic

  • @thePyro77
    @thePyro77 4 года назад

    Yeah, N-body orbital maneuver can be kind of weird and tangled if seen from wrong frame of reference, but from the correct one, the trajectory kind of making sense, it's just making circles and ellipses most of the times. SOI escape is kind of easy with N-body calculation, it's like car drifting, but in all three dimension, yaw, pitch, and roll.

  • @shartnitazodkeesian4018
    @shartnitazodkeesian4018 4 года назад +2

    I used to think docking was hard. Then I saw this.

  • @andysheng4435
    @andysheng4435 Год назад

    This is art

  • @VSaranara
    @VSaranara 4 года назад

    Normal KSP players: Excuse my Green Cyldrical head, what is this Space witchery

  • @rtleitao78
    @rtleitao78 4 года назад

    This is really impressive.

  • @SquaresToOvals
    @SquaresToOvals 3 года назад

    Beautiful

  • @白日梦想家-v4v
    @白日梦想家-v4v Год назад

    I seem to understand, but I don't seem to understand. It seems that this orbit is so complex. Perfect Video

  • @clayel1
    @clayel1 Год назад +1

    how did you do the heat shield for starship?

  • @yusronnaim
    @yusronnaim 2 года назад

    wow great work!

  • @zacboyles1396
    @zacboyles1396 4 года назад

    Incredible job!

  • @satosiwu148
    @satosiwu148 2 года назад

    great music taste!!!

  • @siriusk1453
    @siriusk1453 4 года назад +2

    How many asteroids hit earth while doing this mission

  • @Skyfalcon12345
    @Skyfalcon12345 4 года назад

    Subscribed. Amazing!!!

  • @yumazster
    @yumazster 4 года назад

    Wow, that was impressive!

  • @_.l4n3
    @_.l4n3 2 года назад

    Le epic 2014 Starship

  • @ashwinnarayanan417
    @ashwinnarayanan417 4 года назад +1

    How do you launch into the Lagrangian L1 orbit? I have principia but I am never able to get it exactly right.

    • @reach6898
      @reach6898  4 года назад

      You can read some papers about Lagrange points and follow the maneuver node.

  • @JC-vb3xk
    @JC-vb3xk 4 года назад

    KSP has comets now

  • @masterofthelag8414
    @masterofthelag8414 4 года назад

    Ah, the old fallback, the spagetti orbital path

  • @FSA490
    @FSA490 3 года назад

    when I play ksp with principia and do time warp it's so laggy I can't even make it to the sun orbit.

  • @choasbiscotti3146
    @choasbiscotti3146 4 года назад

    Reminds me of a fly buzzin around

  • @vehicleboi5598
    @vehicleboi5598 2 года назад

    someone toucha my flight plan

  • @powdermcdust8335
    @powdermcdust8335 4 года назад +1

    Children of a dead earth OST nice...

  • @Artistwolf1993
    @Artistwolf1993 4 года назад +3

    1:24 is it just me, or i see violin key?

    • @hairohukosu433
      @hairohukosu433 4 года назад +2

      (Its called a treble clef, and yeah it really does resemble it)

    • @Artistwolf1993
      @Artistwolf1993 4 года назад

      @@hairohukosu433 Yeah, but treble clef doesn't rhyme there :D

    • @hairohukosu433
      @hairohukosu433 4 года назад

      @@Artistwolf1993 excuse my absolute dumbness monsieur

  • @12gvink
    @12gvink 5 лет назад

    That reentry animation

  • @renatoromano
    @renatoromano 4 года назад +1

    How do you simulate Lagrange points in KSP? (I understood that it was made in some orbits)

  • @anventia
    @anventia 4 года назад

    Most recent KSP update adds comets!!

  • @emosewasikcin
    @emosewasikcin 4 года назад

    Wow and I only just figured out how to get to Mun

  • @MrHichammohsen1
    @MrHichammohsen1 4 года назад

    Holly molly guacamole!

  • @rocketknight228
    @rocketknight228 4 года назад +1

    what is that mod which gets rid off gravity influence zones of planets in ksp?

  • @darksars3622
    @darksars3622 Год назад

    Thats not an orbit, thats spaghetti

  • @luxaly9510
    @luxaly9510 3 года назад

    imagine nasa using KSP first to plan a mission and then calculate for real world :D

  • @stephanweinberger
    @stephanweinberger 4 года назад +2

    And the next epic chapter was how a bunch of (amateur) astronomers and radio enthusiasts managed to reconstruct the original radio equipment (which had been dismantled) in software and actually communicated and reactivated (!) the spacecraft in 2014 - unfortunately by that time the pressure in the tanks had dropped too low for the required maneuvers to stabilize the orbit. But amazingly they did in fact get some sensor readings.
    ruclips.net/video/m4D6pRT04PY/видео.html
    spacecollege.org/isee3/

  • @alpinesolar
    @alpinesolar 4 года назад +2

    2:28
    How on earth do you achieve that kind of orbit?!?!?

  • @legendaryoski23
    @legendaryoski23 4 года назад +1

    Hmm. Interesting...

  • @vallytine
    @vallytine 7 месяцев назад

    I have been playing this game since 2011 and I still don't know what a langrange point is. After watching this video I still don't know