A research team may have discovered a star with an exoplanet that is so fast that both will leave the Milky Way.

What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan ...

Scientists have discovered an enormous radio galaxy 32 times the size of the Milky Way. They nicknamed it "Inkathazo," or ...

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

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

"It's only because this object is so extreme that we can observe it from Earth, even though it's really far away," Anniek ...

Hypervelocity stars (HVSs) were first theorized to exist in the late 1980s. In 2005, the first discoveries were confirmed.

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...