Which Earth-sized rocky planet was recently discovered by NASA’s Transiting Exoplanet Survey Satellite (TESS)?
NASA’s Transiting Exoplanet Survey Satellite, or TESS, has recently discovered an Earth-sized rocky planet, which is the second closest known exoplanet to our Solar System. This planet, named HD 21749b, is about three times bigger than Earth and is located about 53 light-years away in the constellation of Reticulum. HD 21749b is located within the…