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NASA Announces Discovery of Seven Earth-Sized Exoplanets in Orbit Around a Nearby Star - snopes.com
URL: http://www.snopes.com/2017/02/23/nasa-announces-discovery-seven-earth-sized-exoplanets-orbit-around-nearby-star/
Submitted: Fri Feb 24 2017
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CT: UFOSeek News 2015: NASA Announces Discovery of Seven Earth-Sized Exoplanets in Orbit Around a Nearby Star - snopes.com
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NASA monitored this star, named TRAPPIST-1 after the Chilean ground telescope that discovered it and two of the seven planets, for 20 continuous days using their Spitzer Space Telescope. By observing tiny but periodic dips in light from the star ...