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

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 ...

Scientists have recorded the largest structure in the known universe, Quipu, which is about 1.3 billion light-years wide.

Hubble Space Telescope discovers galaxy with unprecedented nine rings formed by cosmic collision, located 567 million ...

A European Space Agency telescope has discovered its first "extremely rare" Einstein ring in a galaxy "not too far away" ...

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

Astronomers may have discovered a scrawny star bolting through the middle of our galaxy with a planet in tow. If confirmed, ...

SpaceX is scheduled to launch a new round of Starlink satellites into low Earth orbit on Monday afternoon from the Vandenberg ...

The image of supermassive black hole Sagittarius A * was created using data from the Event Horizon Telescope Collaboration. At the same time several telescopes, including the Chandra X-ray Observatory ...

"They are everywhere!" A terrifying finding made in a solar system void. The discovery of a record-mass stellar black hole in our galaxy.

Quipu, named after the Incan system of knotted cords used for recording information, spans an astonishing 1.3 billion ...