[Space] Gliese 581

[lwcamp]

Originally Posted by Fred Brackin

If you have oxygen some sort of ecology becomes overwhelmingly likely. You'd have already moved beyond speculating on "if" and moved on to the specifics of "how".

There are possible abiological methods of producing oxygen - although in this case my favorite, UV photolysis of water and subsequent escape of the hydrogen to space, is unavailable.

Luke