New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

As night falls on the Atacama desert in northern Chile four giant telescopes turn their gaze towards the star-strewn heavens.

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as ...

Photographers have been sharing their photographs of Comet G3 (ATLAS), which burned bright during January in the southern ...

Comet C/2024 G3 (ATLAS) seen above ESO's Paranal Observatory in Chile on Jan. 21, 2025. ESO's Very Large Telescope sits atop ...

While it is already dimming after a close encounter with the sun, Comet C/2024 G3 (ATLAS) – also called the Great Comet of ...

ESOChile's pristine, dark desert skies are world-renowned for astronomy.But now the community says they are at risk of being ...

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and ...

Comets are unpredictable, fleeting visitors in our sky, and C/2024 G3 (ATLAS) was no exception. This January, it graced the ...

Chile's renowned dark skies face threats from industrial development. Astronomer Angel Otarola highlights concerns about ...

Last year, a pair of researchers claimed that the shockwaves of the shutdown could be felt as far as the moon, causing a ...

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as ...