It’s invisible, deadly and sucking up every bit of matter in its path. The most massive black hole in the known Universe is ...

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...

Astronomer Michael R. Blanton will join the Carnegie Science Observatories as its 12th director, overseeing astronomical ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

Two researchers from an astrophysics institute in Pune have discovered one of the most distant spiral galaxies ever observed - a massive, well-formed system that existed when the universe was just 1.5 ...

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies ...

The JWST has spotted Alaknanda, a massive, well-formed grand-design spiral galaxy that existed just 1.5 billion years after ...

The Full moon, the Yule Moon, is on December 4. This is a supermoon, the second largest of 2025. The next evening, the moon ...

The Geminids peak Dec. 13, producing up to 120 meteors per hour visible from 8 p.m. until sunrise. Plus, a recap of ...

Still, science being science, we needed proof—and we got it in 1992, when two astronomers found two planets orbiting a pulsar ...

Astronomers located hyperactive fast radio bursts to a faint dwarf galaxy orbiting a larger companion 2 billion light-years ...