Rethinking Habitability
Science • October 2010 • Views: 754
Summary: Astronomers are re-thinking the requirements that need to be met for an exoplanet to be considered ‘habitable.’ A new simulation of the Gliese 581 system is helping astrobiologists refine their search for Earth-like worlds in the Universe. Gleise 581 recently made news because a planet could be orbiting within the system’s habitable zone.