A mysterious supernova just rewrote the rules of star death. Astronomers are still struggling to explain what happened.

"We found something never seen before and, more importantly, entirely unexpected," team leader Simone Scaringi of Durham ...

It's the last clearly observed supernova in the Milky Way, Gassel said.

A new study reveals a rare-breaking white dwarf star, dubbed RXJ0528+2838, that is somehow generating a rainbow-like "bow ...

Short-lived radioisotopes such as aluminum-26 influenced early solar system heat, water retention and the formation of Earth-like rocky planets, according to meteorite analyses and models.

In a series of observations that read like science fiction, astronomers now suspect they have watched a star quite literally ...

It will be a spectacular event, but calculating when it will happen is a tricky business. Every now and then, in recent observations, Betelgeuse has grown dimmer or brightened, prompting speculation ...

NASA's Chandra X-ray Observatory captured stunning footage showing the remains of Kepler's Supernova, a star that exploded in ...

"Our study provides a new direction to understand the whole evolutionary history of massive stars toward the formation of ...

An international team of astronomers has achieved a first in probing the early universe, using the James Webb Space Telescope (JWST), detecting a supernova—the explosive death of a massive star—at an ...

An illustration of a young solar system immersed in high-energy cosmic rays from a nearby supernova. Unlike considering only direct injection of supernova ejecta, this process naturally explains key ...