Latest News on the Evidence for Aliens Front
The "lightest" exoplanet yet found, in the interesting Gliese 581 system:
http://www.eso.org/public/outreach/press-rel/pr-2009/pr-15-09.html
Form too close to a star and you get your atmosphere stripped away:
http://www.universetoday.com/2009/04/20/stars-strip-atmospheres-of-close-forming-planets/
Cosmic organic molecules get even more complex - but we're still looking
for amino acids way out there:
http://www.universetoday.com/2009/04/20/most-complex-organics-ever-detected-in-interstellar-space/
The recently intriguing Saturnian satellite Enceladus:
http://www.skyandtelescope.com/news/43336757.html
If Earth did not have the Moon it does, would you be sitting here reading this?
http://www.sciam.com/article.cfm?id=moon-life-tides