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

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 ...

The disc of plasma surrounding the black hole at the heart of the Milky Way is constantly emitting flares both large and small.

NASA is expected to launch the SPHEREx telescope to uncover the ingredients for life in our galaxy, as well as the PUNCH ...

Located 2.5 million light-years away, the majestic Andromeda galaxy appears to the naked eye as a faint, spindle-shaped object roughly the angular size of the full moon. What backyard observers don't ...

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.

In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed of a huge number of faint stars. For the next 300 years, astronomers assumed that the ...

In 1610, astronomer Galileo Galilei used the newly invented telescope to show that the Milky Way was composed of a huge number of faint stars. For the next 300 years, astronomers assumed that the ...