Images of stars released to the public, like the new image of Cassiopeia A revealed last month, fire the public’s imagination and kindle wonder in the breadth and beauty of the universe. But those ...

These 3D models are based on state-of-the-art theoretical models, computational algorithms, and observations from space-based telescopes like Chandra that give us accurate pictures of these cosmic ...

Cassiopeia Turcotte loves adventures and turning lost pieces into art that opens a window into history. Plus, we head to Enfiled where a retired teacher and coach has found a new calling at the ...

Cassiopeia (pronounced kass ee oh pee’ uh) the Queen is one of the first constellations amateur astronomers come to recognize. That’s because its five brightest stars form an asterism that ...

Sweet Cassiopeia wins the 2014 West Virginia Secretary of State Stakes. Coady Photography Sweet Cassiopeia wins the 2014 West Virginia Secretary of State Stakes. Coady Photography Sweet Cassiopeia ...

The Greeks added a nearby additional fainter star to the five main stars, so that the six together outline Cassiopeia's Throne. At this time of the year, as Cassiopeia ascends the late evening sky ...

What it is: Interstellar medium near the supernova remnant Cassiopeia A Where it is: About 11,000 light-years away, in the ...

Two teams of astrophysicists recently examined 19 years’ worth of data from the Chandra X-ray telescope on Cassiopeia A. One, led by Jacco Vink of the University of Amsterdam, realized that on ...

An amateur astronomer in Japan recently discovered a nova in the constellation Cassiopeia involving a white dwarf star that’s sucking matter from a companion star, appearing as a bright outburst.

The glowing gas and dust of Cassiopeia A is all that remains of a star that exploded in a supernova, and its light reached Earth for the first time 340 years ago. It's the youngest known supernova ...

It shows the supernova remnant Cassiopeia A (Cas A), created by a stellar explosion seen from Earth 340 years ago. Cas A is the youngest known remnant from an exploding, massive star in our galaxy ...