A new video shows the evolution of Kepler's Supernova Remnant using data from NASA's Chandra X-ray Observatory captured over ...

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

This composite image features X-ray, ultraviolet, optical, and near-infrared data of the luminous fast blue optical transient (LFBOT) named AT 2024wpp. The transient is the bright spot at the upper ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday, the European Space Agency (ESA) announced the sighting of a gamma-ray ...

Hidden within Cassiopeia A, the youngest known exploded star in our galaxy, astronomers have found surprisingly high levels of chlorine and potassium. These elements carry an odd number of protons in ...

AUSTIN (KXAN) — A star’s fleeting final moments are something to behold. As it dies, it collapses in on itself before exploding with such intensity that it produces more light than the entire galaxy ...

Fischer et al. 2025, Astronomical Notes (left). Thilina Kaluthotage/NurPhoto via Getty Images (right). Get the Popular Science daily newsletter💡 Breakthroughs ...

WASHINGTON, Nov 12 (Reuters) - The explosive death of a star - a supernova - is among the most violent cosmic events, but precisely how this cataclysm looks as it unfolds has remained mysterious.

Astronomers have captured a first-of-its-kind image of a massive dying star. Just 26 hours after the supernova SN 2024ggi was first detected in April 2024, the European Southern Observatory (ESO) ...