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Seven Earth-Size Worlds Discovered Orbiting Nearby Star

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Seven alien worlds about the size of Earth have been discovered orbiting a tiny nearby star, and six of them appear warm enough that water could exist on their surfaces, European astronomers said.
Seven alien worlds about the size of Earth have been discovered orbiting a tiny nearby star, and six of them appear warm enough that liquid water— necessary for life—could exist on their surfaces, European astronomers announced Wednesday.
Called Trappist-1, the dwarf star, located about 40 light years away from Earth in the constellation Aquarius, is so small that it is barely bigger than Jupiter, the largest planet in our own solar system. Yet it is home to the largest collection of Earth-sized planets found in the…

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