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 ...

Vatican Observatory director Jesuit Brother Guy Consolmagno explores faith and science in his new book, “A Jesuit’s Guide to ...

The Vatican Observatory’s summer school ... that all of the students “are between 20 and 30 years old and plan to pursue doctorates in astronomy or astrophysics.” He also noted that ...

Observatories in Chile’s Atacama Desert, including the world’s largest optical telescope, could be blinded by light pollution ...

Not that I would ever encounter it anyway, since my citizens won't have time for surplus food production with all the pointless building projects I plan to demand of them. Earth grew an extra ...

One astronomer calls the possible Chilean facility a “nightmare” for the Paranal Observatory’s dark skies. One study has found that Paranal, located in Chile’s Atacama Desert, has the ...

Hydrogen Project Near Observatory Raises Alarm AES Energy plans to construct a massive hydrogen production facility, INNA, just a few kilometres from Mount Paranal. The industrial park would ...

The house that's served as the residence for every vice president from Walter Mondale to Kamala Harris and now JD Vance is located on the grounds of the United States Naval Observatory.