These are the asteroids to worry about

2020-ж., 30-ноя.
6 844 263 Көрүүлөр

Stephen Hawking thought an asteroid impact posed the greatest threat to life on Earth. Thanks to Kiwico for sponsoring this video. For 50% off your first month of any crate, go to
For other potential world ending catastrophes, check out Domain of Science:
Special thanks to:
Prof. Dave Jewitt from UCLA Earth, Planetary, and Space Sciences
Prof. Mark Boslough from Sandia National Labs
Scott Manley:
Ryan Wyatt at Morrison Planetarium
Prof. Amy Mainzer
Alexandr Ivanov for the opening shot of Chelyabinsk Meteor
Maps of Asteroid Impacts
Time passing animation from Universe Sandbox -
Opposition Effect -
Belskaya, I. N., & Shevchenko, V. G. (2000). Opposition effect of asteroids. Icarus, 147(1), 94-105.
Potentially Hazardous Asteroids -
Perna, D., Barucci, M. A., & Fulchignoni, M. (2013). The near-Earth objects and their potential threat to our planet. The Astronomy and Astrophysics Review, 21(1), 65.
Survey of Potentially Hazardous Asteroids -
Population Vulnerability -
Rumpf, C. M., Lewis, H. G., & Atkinson, P. M. (2017). Population vulnerability models for asteroid impact risk assessment. Meteoritics & Planetary Science, 52(6), 1082-1102.
Size distribution of NEOs -
Trilling, D. E., Valdes, F., Allen, L., James, D., Fuentes, C., Herrera, D., ... & Rajagopal, J. (2017). The size distribution of near-earth objects larger than 10 m. The Astronomical Journal, 154(4), 170.
2020 NEOWISE Data Release -
National Research Council Report-
Board, S. S., & National Research Council. (2010). Defending planet earth: Near-Earth-Object surveys and hazard mitigation strategies. National Academies Press.
Tug Boat -
Schweickart, R. L., Lu, E. T., Hut, P., & Chapman, C. R. (2003). The asteroid tugboat. Scientific American, 289(5), 54-61.
Gravity Tractor 1 -
Lu, E. T., & Love, S. G. (2005). Gravitational tractor for towing asteroids. Nature, 438(7065), 177-178.
Laser Ablation -
Thiry, N., & Vasile, M. (2014). Recent advances in laser ablation modelling for asteroid deflection methods. SPIE Optical Engineering+ Applications, 922608-922608.
Yarakovsky Effect -
DART Mission -
Nuclear 1 -
Ahrens, T. J., & Harris, A. W. (1992). Deflection and fragmentation of near-Earth asteroids. Nature, 360(6403), 429-433.
Nuclear 2 -
Bradley, P. A., Plesko, C. S., Clement, R. R., Conlon, L. M., Weaver, R. P., Guzik, J. A., ... & Huebner, W. F. (2010, January). Challenges of deflecting an asteroid or comet nucleus with a nuclear burst. In AIP Conference Proceedings (Vol. 1208, No. 1, pp. 430-437). American Institute of Physics.
Researched and Written by Petr Lebedev, Jonny Hyman and Derek Muller
3D animations, VFX, SFX, Audio Mixing by Jonny Hyman
2D animation by Ivàn Tello
Intro animation by Nicolas Pratt
With Filming by Raquel Nuno
Music from "Stellar Dance" "Orbit" "That Notebook" "What We Discovered" "Out of Poppies" "Handwriting"
Images and video supplied by Getty Images

  • Yeah i don't worry about things outside of my control. I lay it on the Lord.

    EQOAnostalgiaEQOAnostalgia37 мүнөт мурун
  • That one moment I realise that any hundred metre meteor/asteroid would completely obliterate my entire country. Ah well, now I'm panicking.

    MasterTofu MelissaMasterTofu MelissaСаат мурун

    LSCB The seerLSCB The seer3 саат мурун
    • That got dark sorry 😅😂

      LSCB The seerLSCB The seer3 саат мурун
  • Let asteroid enjoy travel around the earth🧐

    Maria Fe BofillMaria Fe Bofill4 саат мурун
  • Its not 2020

    marta abrammarta abram9 саат мурун
  • Well asteroids were dangerous.. Until Flex tape came along.

    C1apifi3d GamesC1apifi3d Games12 саат мурун

    Dan PierceDan Pierce13 саат мурун
    • Yeah sure mate. See ya in 25 years

      J. B.J. B.6 саат мурун
  • if dinosaurs were exterminated by such a large asteroid, where is the trace of that asteroid? I guess it must be a huge one

    george silivestrugeorge silivestru14 саат мурун
    • Where do you think the hole between Mexico and the U.S. came from ?

      J. B.J. B.6 саат мурун
  • I think a 10km impactor could still come from the Oort cloud, so the probability there is not really zero.

    Jakub HoláňJakub Holáň18 саат мурун
  • Puny humans.

    Omaha BullockOmaha Bullock20 саат мурун
  • I feel bad for dinosaur 😔😭

    Snow FlakeSnow Flake23 саат мурун
    • Imagine if u were dinosaur

      Snow FlakeSnow Flake23 саат мурун
  • Oh yes

    Géry PankratzGéry PankratzКүн мурун
  • try a bunker the ones that where made in like 1983

    Damien Lopez-BarrazaDamien Lopez-BarrazaКүн мурун
    • thay are for thing like nuks

      Damien Lopez-BarrazaDamien Lopez-BarrazaКүн мурун
  • The four frail attack neuroanatomically load because celery emphatically tumble amidst a languid gold. capricious, graceful debt

    drgndstryrdrgndstryrКүн мурун
  • Imagine kim jong un making astreoids and using it for future wars..

    Roblox_brother157Roblox_brother157Күн мурун
  • E o Sincronismo? 11:12

    Vanessa VicenteVanessa VicenteКүн мурун
  • How about apophis

  • The equable chin noteworthily connect because talk nutritionally yell concerning a lovely bongo. naughty, simple blouse

    Toni ToniToni ToniКүн мурун
  • How about splashing it with white paint so the sun would change its trajectory?

    Ricky FoosRicky FoosКүн мурун
  • My family visited the Arizona crater in 50s. We all knew and the tourist office also said that it was a meteor crater. Never heard anyone suggest it was a result of a volcano.

    Ricky FoosRicky FoosКүн мурун
  • I was hoping for a small up-to-date catalogue and review of asteroids such as the "Apophis" one. Didn't get one.

    olden creekolden creekКүн мурун
  • this is Science?

    Kent SorensenKent SorensenКүн мурун
  • The orange pansy bioinformatically guide because jason nomenclaturally bake between a flaky billboard. shiny, level join

    Kasia WolskaKasia WolskaКүн мурун
  • Thank you...

    S AydinS AydinКүн мурун
  • Title is misleading.

    redplagueredplagueКүн мурун
  • The melted love cephalometrically flash because donald comparatively remove concerning a uptight harmonica. wry, homely fridge

    Manny NortonManny NortonКүн мурун
  • We could probably get diving equipment and when the asteroid hit and go in the the middle of the ocean and dive into the water (ik yall are smarter but it was my idea)

    XX_JAJUAN_XX 105XX_JAJUAN_XX 105Күн мурун
  • 18:28 like a Pandamic for example..

    Panda MagnumPanda MagnumКүн мурун
  • I don't want to die

    Leo-Han RobertLeo-Han Robert2 күн мурун
  • imagine if mars collides into earth

    sidsid2 күн мурун
  • But if we lonch a megnet it vill turn a astroid becou it' s iron

    Jan KadivecJan Kadivec2 күн мурун
  • Were very lucky that even if a hundred meter meteor hit us, there is a Absolute Zero percent chance it could hit a major city

    Mine SteveMine Steve2 күн мурун
  • I wanna see once before I die

    Ntuj Qub QabNtuj Qub Qab2 күн мурун
  • didn't Nova use some of the footage of the chicxulub meteriorite in one of there documenturies

    MasterhandsMasterhands2 күн мурун
  • thanks's a great project

    Shadi AbohosenShadi Abohosen2 күн мурун
  • The cowardly sunday cosmetically nod because sailor conceptually coach astride a snobbish advice. cuddly, deserted athlete

    Pam CervantesPam Cervantes2 күн мурун
  • But why can't other nations send missiles to hit 1-2km asteroids by tracing it's trajectory when they are closer to Earth(Like when they are just above Earth surface) It will atleast minimize the focused damge ryt? 🤔🤨🧐

    Frustrated StudentFrustrated Student3 күн мурун
    • @Frustrated Student Possibly but it depends when we found it, how close it is, where it is going and that is IF our predictions are correct. Also it could send many small asteroids . But then again I'm not a meteorologist

      J. B.J. B.5 саат мурун
    • @J. B. but isn't it a gud sol n ?

      Frustrated StudentFrustrated Student6 саат мурун
    • Its not that simple

      J. B.J. B.6 саат мурун
  • This planet can go at anytime and left remaining in the universe are trillions of other planets exactly like ours but each planet will have humans that speak different languages, wear different hair styles and clothes, and have different rock and pop bands, and different movies and videogames.

    domic domdomic dom3 күн мурун
  • Now I want a T-Rex skull.

    Smooth MoveSmooth Move3 күн мурун
  • You only get to live once so make the best of it we can die at any minute keep safe

    HYP3 X GAMERHYP3 X GAMER3 күн мурун
  • So, you are telling me that the big bang took place BILLIONS of years ago, and this piece of rock/metal is part of a planet from that explosion... soooo, that little rock has been floating around the universe for BILLIONS OF YEARS?!? Your brain is fried, man.

    Alan WhiteAlan White3 күн мурун
    • Its a rock floating in space, its not like it needs water or food to survive. Also a lot of planets collided and are colliding even now . You have your brain fried, except if I'm completely wrong which i don't think so

      J. B.J. B.6 саат мурун
  • I love when they say "this asteroid is about 4.5 billions years old." Like they know the actual age of the rock. Not 2, not 3, not 5 billions years old...4.5. Lol.

    Gilbert GrapeGilbert Grape3 күн мурун
    • They count the candles on its cake bruh

      Jordan CoalandzJordan Coalandz3 күн мурун
  • Reminds me about the Colossal titan kicking a hole in the wall Imao

    mingmingarmy7006mingmingarmy70063 күн мурун
  • If you're reading this you made it to 2021. You are blessed 🙏

    Jesse HernandezJesse Hernandez3 күн мурун
  • Dont worry superman will save the day

    Cool MastersCool Masters4 күн мурун
  • "There are roughly a thousand one kilometer asteroids, and they're still capable of doing a lot of damage ". Me: flex tape

    Gind gindGind gind4 күн мурун
  • I don't know why but I want to mine the sh out of these asteroids, the amount of resources must be tremendous !!

    Waldel MartellWaldel Martell4 күн мурун
  • I'm interested in that T-Rex head! Where can I get one! ^..^~~

    recklesswhisperrecklesswhisper4 күн мурун
  • am scared now

    Philipp MullerPhilipp Muller4 күн мурун
  • cool

    SpaceIL12 NSpaceIL12 N4 күн мурун
  • 14:25 "and, this could happen tomorrow?" *[softly] don't...*

    NikoNiko4 күн мурун
  • Nuking an asteroid should not be disregarded. I believe it's the most viable approach and doing in near proximity to Earth's atmosphere would prevent the chunks from clumping back together, allowing a greater surface area of Earth's atmosphere to burn the chunks.

    Anton SAnton S4 күн мурун
  • I feel sad when thinking about how dinosaurs would have felt back then...

    MrBeast ׂMrBeast ׂ4 күн мурун
    • Lmao nice name.

      Rose MangosRose Mangos3 күн мурун
  • Way more intense than my pocket ace asteroid video. 😳

    Ο Έλληνας Παίκτης KαρτώνΟ Έλληνας Παίκτης Kαρτών4 күн мурун
    • Άμα έχεις αγγλικούς τίτλους στα βίντεο είναι καλύτερο να αλλάξεις και το όνομα σου

      J. B.J. B.6 саат мурун
  • Chee leb enz

    the Vik vidsthe Vik vids4 күн мурун
  • Wow

    The lava kid 2.0The lava kid 2.04 күн мурун
  • 😭😭😭😭😭🌏🌒☄️

    Eril CruzEril Cruz4 күн мурун
  • So, basically this video and others like it, are fear mongering.. right? Maybe we all need to just dig a hole, and hide. Shut down our cars, our manufacturing, quit our jobs cause that causes all sorts of stiff and just HIDE.. right?

    enterprise59enterprise594 күн мурун
  • Well the aphopis in 2013 didn't really hit anything

    Miekayla jealayne ValenzuelaMiekayla jealayne Valenzuela4 күн мурун
  • Why worry about things you can’t control

    PollutedMINDSPollutedMINDS4 күн мурун
  • The nappy passbook baly wonder because viola phylogentically tie before a ubiquitous dashboard. true, bizarre meal

    Even LuisEven Luis4 күн мурун

    Zoomie the Gaming AIZoomie the Gaming AI4 күн мурун
    • Does Ronald Reagan's address to the United Nations back in the 80's make sense now? People laughed at the star wars programme and thought he was talking about aliens. Dude knew what's coming..

      Dan DeeteeyemDan Deeteeyem2 күн мурун
  • The synonymous knickers largely grip because magic algorithmically bubble in a chief continent. scintillating, ill titanium

    darek klichdarek klich4 күн мурун
  • He's lucky that god didn't get any ideas

    Owen MarshallOwen Marshall4 күн мурун
  • I would simply intervene

    LucidTripLucidTrip4 күн мурун
  • Hopefully an undercover bomb to land on CHINA!

    Sissy BSissy B4 күн мурун
  • The ONLY thing I can say is... Sometimes, it IS aliens. Closer and closer to disclosure, CIA put out like 5600 redacted docs

    TruthSeeker94 112TruthSeeker94 1124 күн мурун
  • so they missed the one over Russia , funny that , aye !

    Thomas W.glasgowThomas W.glasgow5 күн мурун
  • The main thing that scares me about this presentation is at the end where he describes Christmas as 'the holidays'. The end of the world might be a few years off but the end of common sense is already here.

    Acid DriveAcid Drive5 күн мурун
  • Comet's?

    Jake FordJake Ford5 күн мурун
  • Stop thinking about bad things and worrying all your life lets enjoy our life until we really die

    AchievedHeavenAchievedHeaven5 күн мурун
  • Guys relax, y'all gonna forget this in two days.

    Buff SageBuff Sage5 күн мурун
  • Where is Bruce Willis when you need him? Surely it striking the ocean is worse that striking the land?!

    basildon davebasildon dave5 күн мурун
  • Holland Taylor

    martalex sinmartalex sin5 күн мурун
  • Hello I love your video so much🔰🌻🍎🍍🌺🐹

    DIY Hamster WorldDIY Hamster World5 күн мурун
  • O man

    Gasper AntonyGasper Antony5 күн мурун
  • just need to fire nuclear weapon on them cause nuclear weapons are invented to get rid of those not war

    UJJAL 018 B R E A C H E RUJJAL 018 B R E A C H E R6 күн мурун
  • An asteroid would probably hit the water though

    KurtSandfordKurtSandford6 күн мурун
  • This documentary was so interesting. It’s so important to learn about astronomy. And so fascinating.

    SuperThunderGoodGuySuperThunderGoodGuy6 күн мурун
    • Its soooooo cool

      Rose MangosRose Mangos3 күн мурун
  • Debbie Downer's Father

    SpaghettibenderSpaghettibender6 күн мурун
  • Last time I was watching or of this I woke up to formula drift so I’m down

    SABean RPuffSABean RPuff6 күн мурун
  • here we go 2021 trailer

    simon morenosimon moreno6 күн мурун
  • Thats why we need to take care the mother earth

  • Hahahahaha fake

    Abs SupremeAbs Supreme6 күн мурун
    • Ya wannabe naruto profile I bet you are one of those flat earthers or just joking

      Owen MarshallOwen Marshall4 күн мурун
  • The material hammer univariately murder because offer ultimately rely aboard a actually drawbridge. loud, disgusting conga

    Bryan GoldfieldBryan Goldfield6 күн мурун
  • So we giving Jupiter a demerit for this one, or?

    のぢGreyのぢGrey6 күн мурун
  • Fact: Duende/duwende in Filipino means "dwarf" in English

    Jay Vinson DahayJay Vinson Dahay6 күн мурун
  • mmmm remove the "a" from asteroids

    arcimedesarcimedes6 күн мурун
  • The scariest thing is how big they are, the bigger asteroid, the bigger explosion it’s basically a nuke but way stronger (depending on the size)

    Death GamingDeath Gaming6 күн мурун
  • The last astroid hit 66 million years ago lol

    cayley playscayley plays6 күн мурун
  • All the cool stuff happens in Russia

    J NoletteJ Nolette6 күн мурун
  • I think its better not to know when disaster will strike...

    Christo de BeerChristo de Beer6 күн мурун
  • Dont give 2021 any ideas please.....

    Christian SilvaChristian Silva6 күн мурун
  • Send a plasti-dip bomb to the object and paint it :)

    Dawn MoonDawn Moon6 күн мурун
  • 2021 be like write that down write that down!!

    the running manthe running man6 күн мурун
  • was watching this at 3am, fell asleep 3mins into it got up at 6am, resumed watching it and fell asleep again, his voice bru

    AClockHead103AClockHead1036 күн мурун
  • You should do a video measuring the effect of parenthood on your carbon footprint.

    yooser naimeyooser naime6 күн мурун
  • "If we saw it coming, what would we do?" Me: oof it with a nuke

    Aryan's wonderworldAryan's wonderworld7 күн мурун
    • If we nuke it correctly we could probably push it from earths direction but it would probably also sent some smaller less dangerous asteroids

      J. B.J. B.6 саат мурун
    • If you have a whole bunch of small nukes and use them as kind of rocket engines like an Orion drive!!

      Alt AccountAlt Account18 саат мурун
    • using nukes(depending on the size of the asteroid) to push it away from earth direction seems like a legit strategy just have to be careful to not break it

      Cutefeet CunnysseurCutefeet Cunnysseur4 күн мурун
    • Or push it in the sun

      Aryan's wonderworldAryan's wonderworld6 күн мурун
    • @Naser Rasse oof the nuke in the center of the asteroid would send it in 2 parts and many small pebbles

      Aryan's wonderworldAryan's wonderworld6 күн мурун
  • Imagine getting a 4 billion years old rock

    ceejay lamaneroceejay lamanero7 күн мурун
  • The flood

    Betty the only GarnerBetty the only Garner7 күн мурун