The supernova was the death of a red supergiant star 500 times larger than the sun, in a galaxy just 22 million light-years ...

Astronomers have captured a first-of-its-kind image of a massive dying star.

The explosive death of a star - a supernova - is among the most violent cosmic events, but precisely how this cataclysm looks ...

Some of the earliest images ever taken in the wake of massive star’s death give astronomers important clues about what triggers a supernova.

This artist’s impression shows a star going supernova. About 22 million light-years away the supernova, SN 2024ggi, exploded ...

Swift observations with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed the explosive ...

When this shock reaches the surface, it releases an enormous burst of energy. The star brightens dramatically, becoming visible as a supernova. For a short period, astronomers can study the initial ...

The James Webb Space Telescope captured massive galaxy cluster RX J2129. located about 3.2 billion light-years away. A ...

Astronomers recently built a precise radio map of the Milky Way’s southern midline, showing 98,000 radio sources.

Astronomers may have misread cosmic acceleration for 27 years. The universe may be slowing down, not speeding up.

A before and after of the Pinwheel Galaxy, courtesy of observer and Unistellar College Astronomy Network member, Scott Kardel. July 11, 2023, Mountain View, CA - In an unprecedented achievement, ...