The system is believed to be traveling at least 1.2 million miles per hour (1.93 million kilometers per hour), according to a ...

New research from the SAGA Survey, comparing the Milky Way with 101 similar galaxies, unveils how our galaxy differs ...

Hubble revealed a universe of galaxies that existed beyond ours — but he couldn't have done it without a little help.

This artist's concept visualizes stars near the center of our Milky Way galaxy. Each has a colorful trail indicating its speed –– the longer and redder the trail, the faster the star is moving. NASA ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with more than 200 million individually resolved stars.

"It's going to be weird to say if the Milky Way is orbiting around something, because that kind of implies that there's a ...

using the Milky Way as an example. It explores the composition of a galaxy, emphasising that stars, dust and gas make up only a tiny fraction of the total space. The concept of dark matter is ...

Jamie Carter is an award-winning reporter who covers the night sky. Summer is the best time of year for seeing the Milky Way from the northern hemisphere—and parts of August are the very best.