INSUBCONTINENT EXCLUSIVE:
Cassiopeia A (Cas A) is a supernova remnant situated about 11,000 light-years from Earth in the constellation Cassiopeia
It spans roughly 10 light-years
Image Credit: X-ray: NASA/CXC/SAO, NASA/JPL/Caltech/ NuStar; Optical: NASA/STScI/HST; IR: NASA/STScI/JWST, NASA/JPL/CalTech/ SST; Image
Processing: NASA/CXC/SAO/ J
