For every galaxy that's visible from Earth, there are nine smaller ones that we can't see, even with all the technology we've ...

Astronomers have created a detailed forecast of where they expect to observe future stellar explosions in a nearby galaxy, ...

A s the James Webb Space Telescope (JWST) continues to peer into the origins of our universe, it’s delivering a steady stream ...

“Following an examination by Samsung and then a further analysis by an independent external agency, it was confirmed that the ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Hubble reveals a chaotic spiral galaxy whose close encounter with a neighbor has ignited a spectacular burst of star birth.

James Webb has spotted the most distant supernova ever seen, exploding just 730 million years after the Big Bang, offering ...

A new study shows how Milky Way chemical tracks emerge from shifting star formation and gas supply, reshaping ideas about the ...

NASA’s Chandra Observatory reveals a 25-year time-lapse of Kepler’s Supernova Remnant. Glowing debris expands at different ...

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

Astronomers were puzzled by a black hole around 50 million times the mass of the sun with no stars, spotted by the James Webb ...