Astronomers say they’ve found the first planet beyond our solar system that could have the right size and setting to sustain life as we know it. Includes video.
link: Cosmic Log – Alien planet looks \’just right\’ for life.
Alien Planet Looks 'just right' For Life
September 30, 2010
R F Brown 
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Update: Two weeks ago, U.S.-based astronomers announced the discovery of the first Goldilocks planet circling another star: just the right size and just the right temperature to harbor alien life. But yesterday at an exoplanet meeting in Turin, Italy, Switzerland-based astronomers announced that they could find no trace of the prized planet in their observations of the same planetary system.
link: http://news.sciencemag.org/sciencenow/2010/10/recently-discovered-habitable-world.html