The Milky Way can be seen as something of a bully, having devoured many smaller galaxies to achieve its vast mass, and ...

The Hubble Space Telescope’s latest stunning images have allowed scientists to solve the mystery of the Bullseye Galaxy’s plentiful rings.

Astronomers have identified what they believe to be the largest structure in the universe to date. Named "Quipu" after the ancient Incan method of record-keeping, this colossal superstructure ...

Astronomers may have found a star racing through our galaxy at an incredible speed—dragging a planet along with it! If ...

Astronomers have found a huge cosmic structure called Quipu. It spans 1.3 billion light-years, making it 13,000 times bigger ...

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

Predictions are uncertain, but the solar system may be pushed farther from the galactic core or even ejected entirely from ...

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 ...