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TESS discovers its first Earth-sized planet

09:39 EDT 16 Apr 2019 | Science Blog

TESS discovers its first Earth-sized planetNASA’s Transiting Exoplanet Survey Satellite, TESS, has discovered its first Earth-sized exoplanet. The planet, named HD 21749c, is the smallest world outside our solar system that TESS has identified yet. In a paper published today in the journal Astrophysical Journal Letters, an MIT-led team of astronomers reports that the new planet orbits the star HD 21749 […]

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