3 ms·
Even if organisms got ejected with rocks, wouldn't they just die frozen or from radiation on the long journey thru the vacuum?
by hcarvalhoalves 13y ago
Even if organisms got ejected with rocks, wouldn't they just die frozen or from radiation on the long journey thru the vacuum?
- anExcitedBeast 13y agoNot necessarily. It's worth reading the entire article. We've observed small life surviving raw space exposure before.
- rlpb 13y agoTFA: "Three metres is the minimum they think necessary to shield microbes from the Sun's radiation over a journey lasting up to 10 million years."
- arbuge 13y ago....or from the rock they're in burning up in reentry.
- blacksmith_tb 13y agoMars' atmosphere is much thinner, I don't think a 3m thick boulder would burn up (impact, though, would be, uh, energetic, however).