top | item 44271555 (no title) folli | 8 months ago Why ice? discuss order hn newest Sharlin|8 months ago Mostly that it's plentiful, ablative, expendable, plus good radiation shielding (yeah, cosmic ray protons are really going to mess things up at relativistic speeds too unless there's enough mass to stop them).
Sharlin|8 months ago Mostly that it's plentiful, ablative, expendable, plus good radiation shielding (yeah, cosmic ray protons are really going to mess things up at relativistic speeds too unless there's enough mass to stop them).
Sharlin|8 months ago