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NASA's TESS probe discovers an exoplanet about three times the size of the Earth

08 January 2019 • 2 min read

The exoplanet orbits a dwarf star located 53 light-years away in the Reticulum constellation

NASA's planet hunting probe TESS has discovered a third exoplanet outside our Solar System. Dubbed HD 21749b, it is described as a "sub-Neptune" exoplanet but is about three times the size of th...

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