swap_horiz Sh2-188 Alternatives
Looking for alternatives to Sh2-188? Compare the top Nebula options ranked by our AI scoring system.
Sh2-188
Sh2-188 is an asymmetric planetary nebula in Cassiopeia, notable for a bright bow-like rim caused by strong interaction with interstellar gas.
apps Top Sh2-188 Alternatives
The top alternative to Sh2-188 in 2026 is Cat's Eye Nebula with a score of 9.5/10, followed by Ring Nebula (9.4) and Helix Nebula (9.4).
Cat's Eye Nebula
The Cat’s Eye Nebula, formally NGC 6543, is a planetary nebula located within the Draco constellation. It's notable for...
Ring Nebula
The Ring Nebula, formally cataloged as Messier 57, is a planetary nebula located in the constellation Lyra. It’s notable...
Helix Nebula
The Helix Nebula, formally NGC 7293, is a stunning planetary nebula located in the constellation Aquarius. It’s one of t...
Ring Nebula (M57)
The Ring Nebula, formally designated M57, is a planetary nebula surrounding a white dwarf star. It’s notable for its dis...
Dumbbell Nebula
The Dumbbell Nebula, formally cataloged as Messier Object 27, is a bright planetary nebula located within the constellat...
Cassiopeia A
Cassiopeia A is a supernova remnant expanding within the constellation Cassiopeia. It represents the spectacular death o...
Helix Nebula (NGC 7293)
The Helix Nebula, formally NGC 7293, is a large planetary nebula situated approximately 650 light-years from Earth withi...
Cat's Eye Nebula (NGC 6543)
The Cat’s Eye Nebula (NGC 6543) is a complex planetary nebula formed from a dying white dwarf star. Its intricate struct...
Eight-Burst Nebula (NGC 3132)
The Eight-Burst Nebula, formally NGC 3132, is a vibrant planetary nebula located in the southern sky approximately 2,000...
Southern Ring Nebula
The Southern Ring Nebula, formally designated NGC 3132, is a stunning example of a planetary nebula. Formed by the expel...
NGC 7027
NGC 7027 is a vibrant planetary nebula located within the constellation Cygnus. Formed from the ejected material of a dy...
Bubble Nebula
The Bubble Nebula, formally NGC 7635, is an emission nebula located within the Cassiopeia constellation. It's notable fo...
Dumbbell Nebula (M27)
The Dumbbell Nebula (Messier 27) is a large planetary nebula formed from the ejected remains of a white dwarf star. Disc...
Butterfly Nebula (NGC 6302)
The Butterfly Nebula, formally NGC 6302, is a bipolar planetary nebula located in the constellation Scorpius. It’s notab...
HFG 1
HFG 1 is an old planetary nebula in Cassiopeia, shaped by the binary V664 Cas as it plows through interstellar gas and m...
Sh2-216
Sh2-216 is an ancient planetary nebula in Perseus, notable as the closest known planetary nebula at about 129 parsecs fr...
Lobster Claw Nebula (Sh2-157)
An emission nebula in Cassiopeia with curved, claw-shaped ionized hydrogen structures, part of a larger star-forming com...
Sh2-188 (Dolphin Nebula)
Crescent-shaped planetary nebula in Cassiopeia whose asymmetric dolphin-like arc is caused by the central white dwarf's...
IC 289
A faint, low-surface-brightness planetary nebula in Cassiopeia with a roughly circular morphology, located several thous...
IC 1747
A planetary nebula in Cassiopeia with an annular morphology catalogued in the Index Catalogue, lying several thousand li...
summarize Quick Comparison Summary
| Alternative | Score | vs Sh2-188 | Action |
|---|---|---|---|
| 9.5 Brilliant | +1.9 | Compare | |
| 9.4 Excellent | +1.8 | Compare | |
| 9.4 Excellent | +1.8 | Compare | |
| 9.3 Excellent | +1.7 | Compare | |
| 9.2 Excellent | +1.6 | Compare | |
| 9.2 Excellent | +1.6 | Compare | |
| 9.2 Excellent | +1.6 | Compare | |
| 9.1 Excellent | +1.5 | Compare | |
| 9.0 Excellent | +1.4 | Compare | |
| 8.9 Great | +1.3 | Compare |
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