NASA’s TESS discovers its first Earth-size planet


NASA’S Transiting Exoplanet Survey Satellite (TESS) has discovered its first Earth-measurement planet.

The planet, named HD 21749c, is around 89% of Earth’s diameter, and is 53 mild years away. Its surface is probably going rocky and scorching, with temperatures that would attain up to 800 degrees Fahrenheit.

It possible…


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