On May 2, 2016, scientists announced the discovery of TRAPPIST-1, an alien solar system 40 light-years from Earth with a tiny, ultracool dwarf star and three small exoplanets that just might be habitable. See imaginary views of the TRAPPIST-1 system in this slideshow. HERE: An artist’s view of the TRAPPIST-1 star system as seen from near one of the three alien planets circling their dim parent star. Read our full story on the TRAPPIST-1 planets .
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