NASA astronaut Christina Koch, crewmates return to Earth

NASA astronaut Christina Koch, Luca Parmitano of the European Space Agency and Soyuz commander Alexander Skvortsov of the Russian space agency Roscosmos safely touched down southeast of Dzhezkazgan, Kazakhstan at 4:12 a.m. EST Thursday.

Planet-hunting NASA satellite captures a star being ripped apart by a black hole

For the first time, NASA’s planet-hunting Transiting Exoplanet Survey Satellite (TESS) was able to watch the “cataclysmic phenomenon” of a star being torn apart by a black hole from beginning to end. Using follow-up observations from telescopes, astronomers were able to capture unprecedented data about the star-destroying events known as tidal disruptions.