40-Minute Event That Could Trap Us on Earth Forever

Bright Side

Ever wonder if we’re one bad day away from being trapped on Earth forever? It's all about the terrifying reality of the Kessler Syndrome, a theoretical domino effect where a single satellite collision triggers a massive debris storm that destroys everything in orbit. You’ll learn how millions of pieces of "space junk" traveling at 17,500 mph could eventually create an impenetrable cloud of shrapnel, turning our planet into a high-tech prison. We’re exploring how this chain reaction would wipe out GPS, global telecommunications, and weather tracking, effectively resetting modern civilization's most vital tools. Check out the full deep dive into orbital mechanics and space safety to see how scientists are racing to prevent this catastrophic "low Earth orbit" disaster before it’s too late!  Credit: Satellites and Space Debris: By NASA's Scientific Visualization Studio - USRA/Kel Elkins, Jessica Ende, OMITRON/Charles Fisher, Christina Mitchell - https://svs.gsfc.nasa.gov/5258, https://commons.wikimedia.org/wiki/File:Tracking_Satellites_and_Space_Debris_in_Earth_O[…]_(Feb_2024)_(SVS5258_-_all_trackable_wActive_2160p60).webm Tracking Satellites: By NASA's Scientific Visualization Studio - USRA/Kel Elkins, Jessica Ende, OMITRON/Charles Fisher, Christina Mitchell - https://svs.gsfc.nasa.gov/5258, https://commons.wikimedia.org/wiki/File:Tracking_Satellites_and_Space_Debris_in_Earth_Orbit_(Feb_2024)_(SVS5258_-_all_tracked_wGraph_02).webm Space Debris in Earth Orbit: By NASA's Scientific Visualization Studio - USRA/Kel Elkins, Jessica Ende, OMITRON/Charles Fisher, Christina Mitchell - https://svs.gsfc.nasa.gov/5258, https://commons.wikimedia.org/wiki/File:Tracking_Satellites_and_Space_Debris_in_Earth_Orbit_(Feb_2024)_(SVS5258_-_starlink_2160p60).webm NASA Explorers Season 6, Episode 3: By NASA / YouTube, https://commons.wikimedia.org/wiki/File:NASA_Explorers_Season_6,_Episode_3-_TAG.webm Earth Observation Satellites: By NASA's Scientific Visualization Studio - USRA/Kel Elkins - https://svs.gsfc.nasa.gov/5508, https://commons.wikimedia.org/wiki/File:Committee_on_Earth_Observation_Satellites_(CEOS[…]t_(SVS5508_-_ceos_fleet_white_logos_4k_60fps_2160p60).webm Animation is created by Bright Side. ----------------------------------------------------------------------------------------  Music from TheSoul Sound: https://thesoul-sound.com/   Check our Bright Side podcast on Spotify and leave a positive review! https://open.spotify.com/show/0hUkPxD34jRLrMrJux4VxV  Subscribe to Bright Side: https://goo.gl/rQTJZz  ----------------------------------------------------------------------------------------  Our Social Media:  Facebook: https://www.facebook.com/brightplanet/  Instagram: https://www.instagram.com/brightside.official  TikTok: https://www.tiktok.com/@brightside.official?lang=en   Stock materials (photos, footages and other):  https://www.depositphotos.com  https://www.shutterstock.com  https://www.eastnews.ru  ----------------------------------------------------------------------------------------  For more videos and articles visit: http://www.brightside.me  ----------------------------------------------------------------------------------------  This video is made for entertainment purposes. We do not make any warranties about the completeness, safety and reliability. Any action you take upon the information in this video is strictly at your own risk, and we will not be liable for any damages or losses. It is the viewer's responsibility to use judgement, care and precaution if you plan to replicate.

Transcript

00:00A small piece of an old spacecraft slams into a satellite and shreds it into thousands of pieces.

00:06Those pieces start hitting other satellites.

00:09Every crash creates even more debris, like a chain reaction.

00:14Then the International Space Station gets taken out.

00:17No one survives.

00:19The collisions keep snowballing until Earth's orbit is so clogged with junk that half the satellites stop working.

00:27GPS starts failing and internet connections drop.

00:31It's also impossible to launch new spacecraft without them being destroyed.

00:36We'd be trapped on Earth for decades, maybe even centuries.

00:41This nightmare scenario has a name, the Kessler Effect, and new calculations suggest we could be just a couple of

00:49days away from it.

00:51This idea was first proposed by NASA scientists back in 1978.

00:57It describes a situation where low Earth orbit gets so crowded with man-made junk that objects start crashing into

01:04each other.

01:05Each crash creates more fragments, which leads to even more crashes over time.

01:11The amount of space junk can grow faster and faster.

01:15Scientists still argue about this theory.

01:18Some think this scenario wouldn't be as dangerous as predicted.

01:21Others think the Kessler Effect may have already begun.

01:25We just don't see it yet.

01:28But one thing is clear.

01:30Space junk is a real concern as Earth's orbit gets more crowded every year.

01:35There are almost 17,000 satellites in space right now, counting the ones that don't work anymore.

01:42And they can get dangerously close to each other, more often than most people think.

01:48The crowding up there can be a nightmare.

01:51Satellite operators can get a dozen or more alerts a day about possible collisions.

01:57A close approach is when two satellites pass within less than about 0.6 miles of each other.

02:04That happens about once every 22 seconds.

02:08Within the Starlink network alone, it happens roughly every 11 minutes.

02:13To avoid collisions, each Starlink satellite makes an average of about 41 course corrections per year.

02:21But not everything up there is tracked and catalogued.

02:24According to statistical models, there could be over 141 million small pieces of space junk orbiting Earth right now.

02:33Things like pieces of old spacecraft, tiny flecks of paint, and leftover rocket parts.

02:40All this junk moves incredibly fast, up to about 18,000 miles per hour, which is more than 30 times

02:48faster than a commercial jet.

02:50Most of it is out of our control, so sooner or later, collisions happen.

02:55Since 1957, there have been more than 650 blasts, collisions, and other events that created more fragments.

03:04This means the Kessler effect is very much possible.

03:08Simulations suggest that within a few decades, collisions in space could become the main source of new junk.

03:15And this could still happen even if we stopped all launches today, which honestly isn't going to happen.

03:23Scientists then decided to see how fast this whole situation could spiral into disaster.

03:28So, they came up with a new measure called the Collision Realization at Significant Harm Clock.

03:35Thanks to that, they found that if we completely lose control of satellite avoidance maneuvers,

03:40it could take only about two to three days for a catastrophic collision to happen.

03:46One big enough to kick off the whole Kessler effect.

03:50Now, you're probably hoping all that space junk just disappears, right?

03:54I know, me too.

03:56But it's not that simple.

03:57The fastest way it disappears is when it re-enters Earth's atmosphere and burns up.

04:04Like a man-made meteor.

04:06But how long that drop takes depends a lot on how high up it is.

04:12At around 300 miles up, objects in orbit will naturally fall back to Earth or burn up in the atmosphere

04:19within about 25 years.

04:21So junk at that height usually wouldn't block our access to space.

04:25But as you go higher, the problem gets worse.

04:30At nearly 500 miles, it can take at least a century for debris to get pulled down naturally.

04:36Above about 620 miles, it can take thousands of years.

04:41And that's a problem because the region up to 1,200 miles is the most crowded.

04:46It's packed with important satellites.

04:49Some of them provide internet, like SpaceX's Starlink.

04:52Others track the weather, observe crops, and study Earth's climate.

04:58So, if a Kessler-style chain reaction starts up there, it's a big deal.

05:03That junk would stay up there for a long time and we wouldn't have an easy way to clean it

05:08up.

05:09That would make life down here a lot harder.

05:12It would disrupt the internet and GPS and cause major communication outages that could last a long time.

05:20Then we have another problem.

05:22Not all space junk burns up when it comes back down.

05:26Sometimes about 40% of the object's mass survives and hits the ground.

05:31And this is big.

05:33One day, you could be on a flight when, out of nowhere, a piece of an old satellite falls out

05:39of the sky and hits your plane.

05:42Each year, there's about a 26% chance that space debris will pass through some of the world's busiest airspace,

05:49like the northeastern United States or northern Europe.

05:53The chance of it actually hitting a plane is small, sure.

05:56But the stakes are high, because a single impact could put hundreds of lives at risk.

06:03Up in space, debris can be dangerous for astronauts on the International Space Station, too.

06:09A large hit could puncture part of the station, depressurize a section,

06:13and force the crew into emergency mode to try to get home.

06:18Astronauts are pretty exposed up there,

06:20and one sudden collision could turn everything into a fight for survival.

06:25So, here's the weird part.

06:27If there are millions of fast-moving pieces up there,

06:31how is the ISS still in one piece?

06:34Well, it does get hit sometimes, but not as often as you might think.

06:39In 2021, a piece of space debris struck the ISS and damaged one of its robotic arms.

06:46All seven astronauts on board were safe, but the impact was still pretty scary.

06:51They couldn't predict it, because some objects are just too small to track.

06:56When the danger is bigger, and we can see it coming,

06:59the crew has to maneuver the ISS to stay out of the way.

07:03But that only happens once or twice a year.

07:06And yeah, that sounds strange.

07:09Countries have blown up satellites in space.

07:12Companies are launching mega-constellations with thousands of new satellites.

07:17Millions of pieces of junk are flying around Earth for years,

07:21and yet, the International Space Station hasn't been destroyed.

07:25What are the odds, right?

07:28This is the other side of the story.

07:30Some experts think that even if a Kessler-style event happens,

07:34it might not be as apocalyptic as people imagine.

07:38I mean, we wouldn't be locked in on Earth as the theory suggests.

07:41According to these experts, a crewed spacecraft heading into deep space

07:46would still pass through the riskiest part of orbit really fast.

07:50So, it might not be that bad.

07:53But one thing almost everyone agrees on is that the whole chain reaction is very possible.

08:00Is there a way to avoid the Kessler effect?

08:03Well, it's hard to say.

08:05Some think it's already too late to stop it completely.

08:08But two things can help.

08:11First, making new rules and regulations.

08:14For years, space policy experts have pushed for international guidelines

08:19to keep companies from adding more junk to orbit.

08:22Second, developing cleanup technology.

08:26Companies and space agencies are working on ways to pull debris out of orbit.

08:30For example, the European Space Agency developed something called

08:34the Drag Augmentation Deorbiting Subsystem, or ADEO.

08:39It's basically like a cool parachute in space.

08:43When it deploys, it increases the satellite's surface area, which creates more drag.

08:48That makes the satellite slow down, drop into lower orbit, and eventually re-enter the atmosphere.

08:54So it burns up instead of just floating around up there for years.

08:59This is just one of many ideas scientists are testing to deal with space junk.

09:04The hope is that before things get worse, we'll figure out more efficient ways to clean up our orbit.

09:11That's it for today.

09:12So hey, if you pacified your curiosity, then give the video a like and share it with your friends.

09:17Or if you want more, just click on these videos and stay on the bright side.

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