For a brief moment at the end of February, every planet will appear in the night sky simultaneously in a rare celestial ...

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

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 ...

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

Gum 41, a radiant nebula in the southern sky, glows due to powerful radiation from a pair of massive stars at its core. This ...

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 ...

A vast cosmic explosion left behind an intricate masterpiece in the sky — delicate pink and orange filaments dancing in the ...