How many stars in the Milky Way die each year?
Stars die at different rates depending on how they kick the bucket.
Mark GarlickScience Photo LibraryGetty Images
Does the Milky Way orbit anything?
Do galaxies, including our own Milky Way, orbit anything in the universe?
Black hole ‘traffic jams’ are forcing cosmic monsters to collide, new study finds
Supermassive black holes may create conditions akin to "cosmic intersections with failed traffic lights" that make collisions between smaller stellar-mass black holes inevitable.