A NASA space telescope on a mission to map millions of galaxies has turned on its detectors for the first time, capturing images of tens of thousands of stars and galaxies. The SPHEREx, which is short ...

Humanity has always been fascinated by space. We are able to see the universe with breathtaking clarity because of NASA's powerful telescopes. Astronomers have been able to take pictures of galaxies ...

Spring skies reveal some of the best galaxies visible to backyard telescopes.

NASA’s James Webb Space Telescope (JWST) provides more surprising details as the archive hides unique galactic visuals. The extragalactic cosmic fields have revealed a sample of galaxies with features ...

A powerful "gamma-ray burst" has been seen exploding from merging neutron stars hidden within a previously unknown mini-galaxy leftover from an ancient cosmic crash. The "collision within a collision" ...

A new NASA observatory launched into space Tuesday on a mission that could help scientists unravel what happened in the first fractions of a second after the Big Bang. The SPHEREx mission (short for ...

NASA’s newest space telescope rocketed toward orbit Tuesday to map the entire sky like never before — a sweeping look at hundreds of millions of galaxies and their shared cosmic glow since the ...

NASA's Hubble Space Telescope has unveiled the closest-ever look at a monster black hole devouring its cosmic surroundings. This supermassive black hole, at the heart of a quasar known as 3C 273, ...

A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by Hubble 250 million light-years from Earth.

It is located about 25 million light-years from Earth in the constellation Ursa Major.

GRB 230906A, a short gamma-ray burst first detected in 2023, points to a faint galaxy embedded within a long stream of torn ...

The Bullseye galaxy is two and a half times the size of our Milky Way and has nine rings. Fifty million years ago, two galaxies met up in space. One was tiny, the other large. The small galaxy flew ...