Super-Ancient Solar System Sparks New Thinking About Search For Alien Life

January 30, 2015 1:25 PM

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Super-Ancient Solar System Sparks New Thinking About Search For Alien Life

Since it was launched in 2009, NASA's planet-hunting Kepler Space Telescope has identified more than 1,000 exoplanets and almost 4,200 exoplanet "candidates." It's even found entire solar systems--but never one like the system it just identified some 117 light-years from Earth.

The newfound solar system consists of five rocky, Earth-sized planets circling a star called Kepler-444, which--at 11.2 million years of age--is more than twice as old as the Sun.

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