#NASA’s powerful exoplanet hunter finishes primary mission — sort of
“#NASA’s powerful exoplanet hunter finishes primary mission — sort of” August 13, 2020 | 4:19pm | Updated August 13, 2020 | 4:21pm NASA’s most powerful tool for spotting exoplanets is TESS, the Transiting Exoplanet Survey Satellite. The spacecraft scans the skies for tiny dips in star brightness that reveal the presence of distant planets, even…