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.

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

A brilliant comet waved its tail above the site of the world's largest telescope as it lit up the night sky last month.Comet ...

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

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

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

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

Chile's dark, starry skies, crucial for astronomy, face threats from urban expansion. Astronomers, including Angel Otarola, ...

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

A stellar nursery hidden in Scorpius, the Dark Tower is a glowing, wind-sculpted cloud of gas shaped by young stars’ ...

Angel Otarola, an astronomer and member of the light pollution committee of the Chilean Astronomical Society (SOCHIAS), says light pollution around the state-of-the-art Paranal Observatory is ...