Gliese 581g: First Earth-sized planet discovered around a star's habitable zone

Earlier this week, astronomers from University of California in Santa Cruz announced the discovery of an Earth-sized world in a very promising spot around the red-dwarf star known as Gliese 581. It seems to be orbiting in that star's habitable zone.

27.3k Views | Published on 2nd Oct, 2010

Earlier this week, astronomers from University of California in Santa Cruz announced the discovery of an Earth-sized world in a very promising spot around the red-dwarf star known as Gliese 581. It seems to be orbiting in that star's habitable zone.

Watch this vid for the complete announcement:
http://www.youtube.com/watch?v=ZwNMg5JB_ic

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