NASA released its "Astronomy Picture of the Day"—actually a combo of two pictures, taken two decades apart. The first is a 20 ...

Slowly repeating bursts of intense radio waves from space have puzzled astronomers since they were discovered in 2022.

Located 13.6 billion light-years away and just 200 million years after the Big Bang, the five galaxy candidates are the ...

Two Micron All-Sky Survey (2MASS) imagery was used to create a animation of the warp of the Milky Way galaxy. Credit: 2MASS, ...

International astronomers have observed an unusual supernova that is poor in metals, providing vital clues about the early ...

If the sky is dark and the moon is not too bright, and if you know exactly where to look, you can just barely see the ...

The idea was that the gravitational wave background is uniform; there are supermassive black holes merging in so many ...

Researchers Bart Besselink, Else Starkenburg and Jagoda Slawinska of the University of Groningen (the Netherlands) have been ...

The James Webb Space Telescope has captured a surprising new view of a long-studied galactic neighbor, the Sombrero galaxy, ...

Astronomers heading the search for extraterrestrial intelligence predict their quest might first spark an encounter with ...

Webb’s Powerful Mid-Infrared Instrument Resolves Clumpy Nature of Dusty Disk Astronomers are known for their precision, but ...

Researchers have documented a rare supernova, 2023ufx, the most metal-poor stellar explosion observed, located in a dwarf ...