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2013/01/09

Within 'Habitable Zone,' More Planets than We Knew

Within 'Habitable Zone,' More Planets than We Knew: New Haven, CT (SPX) Jan 09, 2013



The number of known places in our galaxy theoretically hospitable to life may be significantly greater than previously thought, according to new research. Researchers with Planet Hunters are reporting the discovery of a Jupiter-sized planet in the so-called "habitable zone" of a star similar to Earth's sun, as well as the identification of 15 new candidate planets also orbiting within their star

At Least One in Six Stars Has an Earth-sized Planet

At Least One in Six Stars Has an Earth-sized Planet: Long Beach CA (SPX) Jan 09, 2013



The quest for a twin Earth is heating up. Using NASA's Kepler spacecraft, astronomers are beginning to find Earth-sized planets orbiting distant stars. A new analysis of Kepler data shows that about 17 percent of stars have an Earth-sized planet in an orbit closer than Mercury. Since the Milky Way has about 100 billion stars, there are at least 17 billion Earth-sized worlds out there.

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