Supernova remnant

A supernova remnant (SNR) is the structure resulting from the explosion of a star in a supernova. The supernova remnant is bounded by an expanding shock wave, and consists of ejected material expanding from the explosion, and the interstellar material it sweeps up and shocks along the way.

Uses material from the Wikipedia article "Supernova remnant", which is released under the Creative Commons BY-SA 3.0.
Astronomical object DistanceWiki
Cat's Paw NebulaSupernova remnant5497[x]
Crab NebulaSupernova remnant7004[x]
Flame NebulaSupernova remnant994[x]
NGC 7822Supernova remnant2790[x]
Vela PulsarSupernova remnant913[x]