Astronomers discover 7 Earth-sized planets orbiting nearby star - CNN

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Astronomers discover 7 Earth-sized planets orbiting nearby star CNN (CNN) Astronomers have found at least seven Earth-sized planets orbiting the same star 40 light-years away, according to a study published Wednesday in the journal Nature. The findings were also announced at a news conference at NASA Headquarters in ... Searching for Life on 7 Nearby Alien Worlds: How Scientists Will Do ItSpace.com Here's what you should know about the newfound TRAPPIST-1 solar systemWashington Post Explore 14 alien worlds (and Earth) with NASA's whimsical travel postersLos Angeles Times Huffington Post -NOLA.com -AL.com -Forbes all 546 news articles »