Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

This stunning time-lapse video of the Milky Way was captured at the Florida Keys in Bahia Honda on Feb. 26. Our home galaxy ...

Sagittarius A* is the supermassive black hole at the center of our home Milky Way galaxy. It has a mass equal to billions of suns and has an accretion disk made up of gas and dust surrounding it.

This conclusion was reached thanks to new data about the accelerations of nearby pulsars—rapidly spinning neutron stars that emit beams of radiation that sweep out through space light the beacon ...

New research from a team at the Harvard Center for Astrophysics suggests that the Large Magellanic Cloud, a dwarf galaxy neighboring the Milky Way, hosts a gravitational structure hundreds of ...