For years, the James Webb Space Telescope has been spotting enormous black holes in the early universe that defy all ...

A spectacular new image from the James Webb Space Telescope reveals intricate structures inside the Helix Nebula, where a ...

What: A forward-looking SETI Live discussion examining the most significant space science missions, discoveries, and ...

From planet-scorching stellar outbursts to cataclysms so powerful they shiver the very fabric of spacetime, these are some of the biggest blasts our cosmos has to offer ...

"It is exciting to think that Little Red Dots may represent the first direct observational evidence of the birth of the most ...

At 3.3 billion light-years across, the ring may challenge the “cosmological principle” that the universe looks uniform at sufficiently large scales.

Now physicists from the University of Washington are taking a big swing at answering that question. All matter exerts gravitational force. The more mass the object has, the greater the force. Yet, a ...

Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their trajectories, according to new research.

These are missions only NASA can lead. Everything else should go to partners who can deliver faster and cheaper.

The International Space Station is the largest space outpost ever built, but it's not the only one up there and there a more ...

AUSTIN (KXAN) — A commonly held belief that the universe is rapidly expanding may be wrong. A new paper published this month suggests the universe’s expansion might be slowing down and it could mean ...

"This is a structure we've never seen before, so it could be a new class of dark object." ...