They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our ...

Both NASA’s James Webb Space Telescope and Chandra X-ray Observatory caught these two galaxies in a close embrace.

Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the ...

They're called ghost particles for a reason. They're everywhere – trillions of them constantly stream through everything: our ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

A new study shows how Milky Way chemical tracks emerge from shifting star formation and gas supply, reshaping ideas about the ...

The black hole at the center of the M87 galaxy is 1000 times more massive than Sagittarius A*. Watch views of both captured ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

Euclid launched in 2023 on a six-year mission to map the cosmos at scale, observing billions of galaxies stretching as far ...

A new survey maps nearby K-type stars and shows why these long-lived, stable stars are important targets in the search for ...

Guardians of the Galaxy new villain Herbert Wyndham the High Evolutionary is coming in Vol 3 but whats his plan? Thanks to ...

A languid spiral galaxy appears draped against deep space in a stunning new image from the European Space Agency’s Euclid ...