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

The Eastern Veil Nebula is part of a colossal supernova remnant known as the Cygnus Loop. Dutch astrophotographer Cornelis ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

The observations are the earliest yet of a supernova, revealing in detail the moment that the shockwave obliterated the star.

For the first time, astronomers unveiled the shape of a supernova at its earliest stage.

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

Portal Space Systems says that a rapid-maneuverability space vehicle called Starburst will leverage technologies it's already ...

The era of stationary spacecraft may soon be over. Portal Space Systems, a company headed by propulsion expert Jeff Thornburg, is looking to help usher in a new renaissance in in-space transportation ...

When massive stars reach the end of their lives and explode in a supernova, they can leave behind huge structures in space called supernova remnants. These are often favorite targets of astronomers ...

NASA, ESA, CSA, STScI, B. Frye (University of Arizona), R. Windhorst (Arizona State University), S. Cohen (Arizona State University), J. D’Silva (University of ...

On April 10, 2024, astronomers began the fast-paced mission to capture supernova SN 2024ggi. Study coauthor Yi Yang of Tsinghua University in China initially learned about its sighting shortly after ...

In a galaxy far, far away, a massive star suffered a nasty double whammy. On Oct. 20, 2004, Japanese amateur astronomer Koichi Itagaki saw the star let loose an outburst so bright that it was ...