Cassiopeia A, often referred to as Cas A for ... The bright pink with clumps and knots found at the top and left, for instance, lie within curtains of orange and red, which NASA says are made ...

Cassiopeia A, or Cas A, is a supernova remnant located 10,000 light years away in the constellation Cassiopeia, and is the remnant of a once massive star that died in a violent explosion roughly ...

As light from the explosion, which we now call Cassiopeia A, expanded outwards ... arranged in densely packed sheets of material, with knots and whorls, a bit like the knots you might see in ...

The NIRCam image displayed the inner shell of Cas A in hues, representing gas knots rich in elements like sulfur, oxygen, argon, and neon Contributions to new stars and planetary systems Debris ...