Over the past decade or so, astronomers have speculated about the characteristics of rogue planets in the Milky Way galaxy. These "free-floating" worlds don't orbit stars, but instead roam the ...

The word itself comes from galaktikós kyklos, or “milky circle,” the ancient Greek term for the Milky Way, our home galaxy.

An investigation, carried out by the astrophysicists of the Instituto de Astrofísica de Canarias (IAC), questions one of the ...

There is a supermassive black hole at the center of our galaxy, and it's not alone. There is also likely a forest of binary ...

A mysterious cluster of 60 stars may be just another Milky Way star cluster, or it may be one of the smallest galaxies ever ...

Researchers suggest powerful bursts from magnetars—collapsed stars with strong magnetic fields—may have contributed up to 10 ...

See the SpaceX Dragon spacecraft and the Milky Way galaxy in this time-lapse view from the International Space Station.