TESS Finds its First Earth-Sized World in the Habitable Zone of a Star
NASA’s TESS (Transiting Exoplanet Survey Satellite) has found its first Earth-sized planet located in the habitable zone of its host star. The find was confirmed with the Spitzer Space Telescope. This planet is one of only a few Earth-sized worlds ever found in a habitable zone. The planet is called TOI 700 d and it’s …
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