Searching for Information on Space-born Microbes?

Scooter asks: "I'm writing a report and I need references on microbiological factors that researchers need to consider as they develop plans for establishing a human colony on the International Space Station and Mars. Any sources such as online journal articles, web sites, newspapers, or whatever will be helpful. "

Here's a link

[QuietRiot]

http://www.isso.uh.edu/publications/A9900/html/min i/mini-fox.htm [uh.edu]

Duh

[SEWilco]

The words are "exobiology [nasa.gov]", "astrobiology [mit.edu]", and maybe "panspermia [space.com]". Go search.