After detecting a strange combination of signals in the summer of 2025, astronomers believe they may have captured the first ...

A superkilonova candidate event, named AT2025ulz, was observed in 2025; LIGO and Virgo first spotted gravitational waves, ...

A double blast of dying stars may be the first observed case of a long-hypothesized, never proven “superkilonova.” Although astronomers are still searching for concrete answers, a study published in ...

Scientists have precisely measured two unstable atomic nuclei that play a crucial role in explosive X-ray bursts on neutron ...

Gold, uranium, and other heavy elements on Earth did not form here. They were born in the violent deaths of massive stars and ...

Astronomers tracked a decade of dramatic changes in P13, a neutron star undergoing supercritical accretion. Its X-ray luminosity rose and fell by factors of hundreds while its rotation rate ...

A team of astronomers believe they've witnessed, for the first time, a star exploding in a mythical "superkilonova." ...

"We do not know with certainty that we found a superkilonova, but the event nevertheless is eye-opening." When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

Neutron stars are ultra-dense star remnants made up primarily of nucleons (i.e., protons and neutrons). Over the course of millions of years, these stars progressively cool down, radiating heat into ...

Voice actor and comedian Jeff Garcia has died. He was 50 years old. Garcis was most well-known for playing Sheen in both the "Jimmy Neutron" television show and movie. He also played Sheen on his own ...

Jeff Garcia, who was best known as the voice of Sheen in the hit Nickelodeon cartoon “Jimmy Neutron,” has died at age 50. The actor’s son, Jojo Garcia, revealed the tragic news on social media on ...