Untold numbers of brown dwarfs roam the cosmos, like the one in this artist’s concept. But only a few dozen have been studied in detail with space-based telescopes. With the help of NASA’s SPHEREx, ...

A team of astronomers may have detected the gamma-ray signature produced when antimatter particles, or positrons, collide ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

The James Webb Space Telescope has confirmed a supermassive black hole in galaxy CANUCS-LRD-z8.6, part of galaxy cluster MACS ...

The burst’s value extends beyond identifying one distant galaxy. As the radio signal traveled, it passed through gas and ...

Astronomers are fascinated by new images captured by NASA’s Hubble Space Telescope that appear to show a smiley face in our ...

Weather permitting and depending on cloud cover and trajectory, a rocket launch could be visible in Jacksonville and West Palm Beach. USA TODAY Network's Space Team ...

Researchers focused on white dwarf star HS 0209+0832, the core remnant of a low-mass star that burned through its nuclear fuel. They discovered chemical signatures indicating the existence of a second ...

AI exoplanet candidate has drawn NASA follow-up after a developer tested old TESS data. See what the evidence shows ...

For years, astronomers have been puzzling over what lies behind Fast Radio Bursts. Two theories compete, and a new finding ...

Dust around distant stars is revealing clues to collisions powerful enough to reshape young planets. Astronomers using the ...