Goldilocks zone

Berkeley Graduate Student Helps Discover Earth-Size Planets Orbiting Relatively Nearby StarA graduate student at the University of California, Berkeley has discovered a relatively nearby solar system with three planets that are slightly larger than the size of Earth, and one of the planets has temperatures moderate enough to possibly support life.
NASA Ames Telescope Spots Potentially Life-Friendly PlanetsThe search for extraterrestrials got some exciting news on Wednesday as scientists have identified hundreds of alien planets, many of which are orbiting in the habitable zone around other stars.
Planetary Discovery Suggests Earth Not So Unique

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