First Habitat-Field, Earth-Sized Exoplanet Found with Planet-Hunter TSS

Tui 700, a planetary system 100 light-years away in the constellation Dorado, is home to TOI 700D, the first Earth-sized habitable-planet planet discovered by NASA’s Transiting Exoplanet Survey Satellite. Credit: NASA’s Goddard Space Flight Center TESS, The Transiting Explanate Survey Satellite, launched in 2018 with the goal of discovering smaller …

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