Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.

Star formation peaked during the Cosmic Noon, which spanned from 10 to 12 billion years ago. During Cosmic Noon, star ...

As the Vera C. Rubin Observatory surveys the night sky, astrophysicists expect to unlock the secrets of dark matter, dark ...

Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most ...

Just last week, for instance, the Hayden Planetarium at the American Museum of Natural History (AMNH) in New York City ...

Some jobs feel like a cosmic joke. As millions hustle in demanding roles just to make rent, these professions coast through ...

The never-before-seen "nova," dubbed V462 Lupi, recently appeared in the constellation Lupus, after suddenly becoming 4 ...

This week, astronomers have unveiled the most intricate and vibrant image ever captured of the Sculptor Galaxy (NGC 253) in a ...

Learn how scientists found the universe's missing matter hiding in a massive cosmic filament stretching 23.5 million light-years between galaxy clusters.

UC Berkeley astronomers found a hidden black hole roaming far from the galaxy’s core. It may eventually merge with the ...

The monstrous 85-mile-wide comet C/2014 UN271 is the second most distant body originating from the Oort Cloud found to be ...

Despite its abundance, dark matter remains one of the most elusive components in cosmology. Astronomers hope that the Roman ...