The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

That Rich was presenting the story of Edwin Hubble at the January 2025 AAS meeting was symbolic, for it was at the 33rd ...

Researchers found far more hidden black holes than previously known, indicating plenty of behemoths lurking in thick clouds ...

The Sagittarius A* supermassive black hole at the core of the Milky Galaxy may be "warping the spacetime surrounding it into a shape that can look like a football," according to the Chandra X-ray ...

The cores of galaxies may not be made of what we thought, new research suggests — they could hold one giant, invisible star ...

Pettit is now in the midst of his third stint on the International Space Station, and the decade he had to prepare for his ...

NASA's SPHEREx mission is gearing up for an exciting journey aboard a SpaceX Falcon 9 rocket, aiming to uncover the mysteries of the universe's early moments and the origins of water on planets. Over ...

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...

The European Space Agency's (ESA) Gaia telescope has completed its objective - making the most detailed and precise map of ...