this post was submitted on 01 Mar 2026
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[–] Ftumch@lemmy.today 22 points 20 hours ago (3 children)

There's another problem that nobody mentions. Putting thousands of additional satellites into space would seriously increase the risk of Kessler Syndrome occurring.

[–] echodot@feddit.uk 1 points 5 hours ago (1 children)

Little bit of a nitpick but Kessler syndrome doesn't care about how many satellites you have, and more about how many dead satellites you have hanging around on random orbits. You could put hundreds of millions of satellites in space as long as you had some sort of decommissioned program. You can always send up rockets if you can just move the satellites out of the way / know where they are.

[–] Ftumch@lemmy.today 1 points 4 hours ago* (last edited 4 hours ago)

Dead satellites do add a much larger risk than satellites that can be steered, sure. If we stopped steering all our satellites right now, I believe it'd only take a few days before a collision occurred.

However, every satellite in orbit adds to the risk, especially if a chain reaction starts happening and it becomes very hard to avoid the shrapnel flying around. Or if a once-in-a-century-type solar flare takes out a bunch of satellites.

Edit: Basically, the best way to prevent Kessler Syndrome from occurring, is to keep the number of satellites in orbit below the threshold where it could occur.

[–] Blackmist@feddit.uk 3 points 9 hours ago

At this point I feel we'd just be immunising the rest of the universe from human stupidity.

[–] NotMyOldRedditName@lemmy.world 4 points 18 hours ago* (last edited 18 hours ago) (1 children)

This isn't true for low orbit items. They will come down on their own in ~5 years.

At the absolute worst case scenario, we'd be blocked or ~5 years. Maybe 10 years if they put it a little higher.

[–] Alcoholicorn@mander.xyz 4 points 16 hours ago (3 children)

Collisions in LEO can chuck debris into orbits which intersect higher orbits. If one of those collides with something in in said higher orbits, you have a problem.

[–] Buddahriffic@lemmy.world 1 points 3 hours ago

Any orbit resulting from a collision will pass through that collision point unless there's another collision to change it's velocity again. The higher a collision sends an object, the more likely the "orbit" intersects with more atmosphere to cause drag, or it might even collide with the ground without drag.

[–] echodot@feddit.uk 1 points 5 hours ago

I sincerely doubt that a collision in low earth orbit is going to result in debris being flicked up into geostationary orbits, the energy differences involved are just monumental.

[–] NotMyOldRedditName@lemmy.world 1 points 16 hours ago* (last edited 16 hours ago)

It's possible it could go to a higher orbit, but we don't have mega constellations in those orbits. I don't know enough to know how far something could get flung up either, but I suspect if you're in a 5y orbit, you aren't reaching a 50y orbit area, and probably not even a 10y orbit area.