Cassiopeia A
The remnant of a supernova that exploded 330 years ago, Cassiopeia A is the brightest radio source in the sky. This expanding cloud represents violent stellar death, the distribution of heavy elements, and the loudest cosmic event in recent history.
Your Reaction
Similar Celestial Object
Betelgeuse
The red supergiant Betelgeuse is nearing the end of its life and will explode as …
Omega Centauri
Largest globular cluster visible from Earth containing 10 million stars. Omega Centauri represents stellar density, …
Betelgeuse
Dying red supergiant that will explode as supernova potentially within our lifetime. Betelgeuse represents imminent …
Crab Nebula
The remnant of a supernova observed in 1054 AD by Chinese astronomers. The Crab Nebula …
VY Canis Majoris
One of the largest known stars, this red hypergiant could contain our entire solar system …
Sagittarius A*
The supermassive black hole at Milky Way's center with mass of 4 million suns. Sagittarius …
Vega
Once the North Star 12,000 years ago and will be again in 13,000 years, Vega …
Sagittarius A*
The supermassive black hole at the center of the Milky Way, containing 4 million solar …
Explore Related Domains
Discover connections across different types of entities
Outer Wilds
Mobius Digital's space exploration game traps player in 22-minute time loop as sun goes supernova. …
Outer Wilds
Mobius Digital's exploration masterpiece traps player in 22-minute time loop before sun goes supernova. Ancient …