Re: A few more Europan-style images to inspire and inquire upon

[Michael Turner]

> Some day we may terraform Europa and the other moons:   > http://www.irtc.org/ftp/pub/stills/2003-12-31/futurama.jpg   Yow.  I should get back to my POV-Ray tutorial.  (And buy a faster computer.  Or maybe a couple hundred faster computers.)   I had to think about how a Galilean moon atmosphere could give you anything like this image.  It's a tough design problem, I suspect.  You need   - an excellent heat trap to keep it warm enough for liquid water, probably heavy molecules like CFCs - an upper atmosphere that fluoresces in response to Jupiter's radiation to compensate for the lower solar incidence - a shield against radiation reaching the surface - some way to precipitate lighter gases (maybe including water vapor) back to the surface so they don't top out at escape velocity.   Beats me, I'm no scientist.   -michael turner [EMAIL PROTECTED] ----- Original Message ----- From: LARRY KLAES To: europa Cc: BioAstro Sent: Tuesday, June 01, 2004 9:58 PM Subject: A few more Europan-style images to inspire and inquire upon Perhaps something like this lives on Europa's surface or an exoworld like that Jovian moon:   http://www.irtc.org/ftp/pub/stills/2003-12-31/dshore.jpg   Question:  What would it take for a life form to survive on the surface of Europa, or just under the ice (not in the ocean)?  Something to consider as a possibility for Icepick to find.     Some day we may terraform Europa and the other moons:   http://www.irtc.org/ftp/pub/stills/2003-12-31/futurama.jpg   Just a really cool image of Cassini entering orbit around Saturn:   http://www.irtc.org/ftp/pub/stills/2003-12-31/cass_sat.jpg   Larry