The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

Hubble Space Telescope snapped an image of UGC 11397, a spiral galaxy situated in the constellation Lyra, about 250 million ...

NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes ...

Andromeda never looked as good as it does in a new image from the Chandra X-ray observatory and a range of powerful ...

“For example, Chandra’s X-rays reveal the high-energy radiation around the supermassive black hole at the center of M31 as ...

Using the XMM-Newton telescope, astronomers have witnessed high-speed "burps" erupting from a distant overfeeding ...

Hubble spotted a rare off-center black hole shredding a star, revealing the first optical discovery of a wandering ...

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

Researchers say there are far more supermassive black holes out there than we previously suspected, and they're starting to ...

The NICER telescope developed a light leak in May 2023 when several thin thermal shields were damaged and let in sunlight ...

Black holes are invisible, yet they are among the brightest things in the universe. If a star wanders too close to a black ...