Galaxies, Stars “Wasteful” galaxies launch heavy elements into surrounding halos and deep space, study finds
Exoplanets, Milky Way, Planets, Solar System Early Mars bombardment likely enhanced life-supporting habitat
Exotic Objects, Galaxies, Stars Galactic merger reveals an unusual black hole that has shed its stars
Alien Life, Exoplanets, Planets, Solar System Salt flat indicates some of the last vestiges of surface water on Mars
Exoplanets, Planets, Robotic Spaceflight, Solar System Spacecraft detects aurora and mysterious dust cloud around Mars
Deep-Sky Objects, Exotic Objects, Stars Astronomers discover first Thorne-Zytkow object, a bizarre type of hybrid star
