Supernova remnant
remnants of an exploded star
Cygnus Loop
Crab Nebula
3C 58
Gum Nebula
Vela Pulsar
Crescent Nebula
Puppis A
Vela Supernova Remnant
RCW103
RX J0852.0-4622
Sagittarius A East
Honeycomb Nebula
W50 (nebula)
E0102 Hunter
Cassiopeia A
SNR G068.8+02.6
SNR G348.5+00.1
SNR G348.7+00.3
SNR G006.4-00.1
W49B
SNR G011.2-00.3
SNR G021.8-00.6
3FGL J2301.2+5853
Veil Nebula
SNR 0509-67.5
W 30
SNR G053.6-02.2
NAME 3C 391 E
SNR G160.8+02.6
SNR G034.6-00.5
SNR G291.0-00.1
3C 397
SNR G029.7-00.3
SNR G352.7-00.1
SNR G023.3-00.3
SNR G359.1-00.5
SNR G327.1-01.1
SNR G119.5+10.2
4C -04.71
3FGL J0224.0+6235
3FGL J0640.9+0752