Platinum Group Metals (PGMs)

Forum: SSI-List
Thread: Platinum Group Metals (PGMs)

# 15785 byIan Woollard on Sept. 27, 2001, 6:31 p.m.
Member since 2022-08-22

> That assumes that you're using a conventional rockets to escape Earth.
> However, the "Refining AsterAnt" system could rely entirely in solar sails
> (as in the original AsterAnt concept). That would drop the cost of the
> LEO-to-deep-space leg to negligible levels, I think. (Of course solar sails
> are still an untested technology, though I think that the prospects for it
> are positive.)

As I understand it, solar sails don't operate below 1000km, so you
have to get from LEO to there, or directly insert into that point.
I think this may halve your LEO payload (guesstimate).