Planetary nebulae

(click on the thumbnails for image data/high res version)
Sh2-188
NGC 246, Skull Nebula
M57, the Ring Nebula
M97, the Owl Nebula
NGC 6905 Blue Flash Nebula
NGC 2371

NGC 7139

NGC 7008

M76
NGC 1514

NGC 2392 Eskimo Nebula
NGC 7354
M 97 Owl Nebula
NGC 6781
NGC 6543 Cat's eye Nebula
NGC 1501
NGC 40
NGC 7048