Most cosmologists believe that these stars were the first large, free-floating structures to illuminate our universe, and ...

A bright flash on Saturn was captured by NASA's Mario Rana on July 5, 2025. This marks the first time we've ever seen an object crash into the ringed giant in real time. Now, astronomers around the ...

The system, named UPM J1040−3551 AabBab, is located about 82 light-years from Earth. The two pairs—the brown dwarfs and the ...

Astronomers have a new explanation for mysterious "little red dots" observed in the early universe: Maybe they're not crowded star clusters that upend everything scientists know about galaxies. Maybe ...

Astronomers have detected the chemical fingerprint of a frozen, water-rich planetary fragment being devoured by a white dwarf ...

Hydrogen is the most abundant element in the universe! All hydrogen in the universe appeared in the first few moments of the ...

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet ...