NASA's James Webb Space Telescope recently zeroed in on the Bullet Cluster—delivering highly detailed images that show a ...

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

The Nancy Grace Roman Space Telescope, set to launch in 2027, would focus on possibly 160,000 gravitational lenses, of which ...

The Hubble Space Telescope has been used to study NGC 1052-DF2 — a galaxy that is lacking dark matter. Credit: NASA's Goddard ...

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

NASA's Chandra X-ray space telescope has captured a breathtaking image of the neighboring Andromeda galaxy, in a tribute to ...

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

The Andromeda galaxy, also known as Messier 31 (M31), is the closest spiral galaxy to the Milky Way at a distance of about ...

For decades, scientists have been searching for the universe's elusive "missing matter," and now they say they finally found ...

Despite its abundance, dark matter remains one of the most elusive components in cosmology. Astronomers hope that the Roman ...

Everything in space – from the Earth and Sun to black holes – accounts for just 15% of all matter in the universe . The rest ...

Bright flashes of enigmatic radio waves have helped illuminate some of the missing matter in the universe, astronomers say in ...