Two easy-to-find star groupings appear during late summer and early autumn. You can see them by going outdoors and facing north during early evening ...

Ten thousand years ago, a star exploded. Now scientists are getting their best look ever at the details of that explosion, Cassiopeia A.

JWST image and data give researchers insight into the nature of explosions, Cassiopeia A’s progenitor star and the difficult-to-study interstellar medium Danny Milisavljevic’s Year 1 research on the ...

The James Webb Space Telescope captured stunning new images of Cassiopeia A, a star that exploded in a supervova event and for years has dazzled astronomers and sky viewers.

The supernova, known as Cassiopeia A, is located roughly 11,000 light-years from Earth and could offer insights into cosmic dust and star death ...

According to both groups, the behavior of the blast waves from supernova Cassiopeia A could help physicists reconstruct important details about the life and death of the star that produced it.

Hubble’s image appears less busy, because it doesn’t see as much of the aftermath as Webb. According to Britannica, at the heart of Cassiopeia A is a neutron star with a carbon atmosphere.

Star Gazers STGZ527 Aug 25-31, 2025 “Catch Cassiopeia: Hop to it!” ...

Dive into the mesmerizing world of constellations with our latest video! Dive into the mesmerizing world of constellations with our latest video! Since prehistoric times, people have used ...