Starless Rogue Planet As Heavy As 10 Earths Found By NASA Telescope

NASA’s planet-hunting telescope Transiting Exoplanet Survey Satellite (TESS) has discovered its first free-floating, or rogue, planet. It is a terrestrial object, likely bigger than Earth but not by too much. This candidate object was discovered within the analysis of 1.3 million light curves collected by the space observatories over its years in orbit. Rogue planets have one of the coolest names in astronomy. Beyond that, they are cool because they are expected to outnumber regular star-bound planets – but where …