TESS finds its first Earth-sized planet

TESS finds its first Earth-sized planet 2

A nearby system hosts the first Earth-sized planet discovered by NASA’s Transiting Exoplanets Survey Satellite, as well as a warm sub-Neptune-sized world. This milestone sets the path for finding smaller planets around even smaller stars, and those planets may potentially be habitable. https://www.sciencedaily.com/releases/2019/04/190415122309.htm