Astronomers using NASA's Chandra X-ray Observatory have found a galaxy cluster has two streams of superheated gas crossing ...

The magnificent galaxy featured in this NASA/ESA Hubble Space Telescope image is NGC 1559. It is a barred spiral galaxy ...

Astronomers have detected a supermassive black hole starving its galaxy of gas, halting star formation in the early universe.

"We found the culprit. The black hole is killing this galaxy and keeping it dormant by cutting off the source of 'food' the ...

NASA's Hubble telescope has revealed a striking new multi-wavelength image of the galaxy NGC 1559 in a photograph that ...

Astronomers using NASA’s Chandra X-ray Observatory have found a galaxy cluster has two streams of superheated gas.

Galaxies usually become chaotic when they run out of star-making fuel, but this one is going out surprisingly quietly.

NASA’s Hubble and Webb telescopes reveal various cosmic phenomena, including newly formed stars, the Small Magellanic Cloud, ...

Astronomers pointed the powerful James Webb Space Telescope at a distant zone dubbed the "Extreme Outer Galaxy," and zoomed ...

In a $19.5 million NASA-funded mission, a team at George Mason University is heading a project to construct and launch a ...

Looking at a distant galaxy means looking back in time.

This massive galaxy, roughly the size of the Milky Way, has mostly stopped forming new stars, a state known as "quenched." ...