supernova remnant
remnants of an exploded star
Vela Supernova Remnant
Supernova remnant in the constellation Vela
Crescent Nebula
supernova remnant in the constellation Cygnus
Gum Nebula
supernova remnant
Sagittarius A East
astronomical object
Crab Nebula
Supernova remnant
Vela Pulsar
multi-spectrum pulsar associated with the Vela Supernova Remnant
Cassiopeia A
supernova remnant in the constellation Cassiopeia
Veil Nebula
supernova remnant in the constellation Cygnus
Cygnus Loop
supernova remnant in the constellation Cygnus
Puppis A
Supernova remnant
Honeycomb Nebula
supernova remnant in the constellation Dorado