Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

A new generation of black hole research is unfolding thanks to artificial intelligence, massive simulations, and cutting-edge ...

We know black hole mergers occur because we can detect the resulting gravitational waves. But when trying to piece together ...

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

The colossal black hole lurking at the center of the Milky Way galaxy is spinning almost as fast as its maximum rotation rate ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before ...

A new census reveals that 35% of supermassive black holes are hidden behind dust, disrupting major galactic models.

Hubble spotted a rare off-center black hole shredding a star, revealing the first optical discovery of a wandering ...

The night sky in July a phenomenon that reminds skywatchers how remarkable it is just to be alive and to experience such ...

A ghostly white river is coursing over the continent this month. It isn’t fog, and it isn’t cloud. It’s the packed heart of ...

Step outside on a clear night, trace the hazy stripe of the Milky Way and enjoy the comfortable illusion that you more or less grasp our place in the ...