swap_horiz Sharpless 2-290 Alternatives
Looking for alternatives to Sharpless 2-290? Compare the top Nebula options ranked by our AI scoring system.
Sharpless 2-290
Sharpless 2-290 (also cataloged as Abell 31) is a planetary nebula located in the constellation Cancer at an approximate distance of 2,000 light-years from Earth. Estimated to be around 20,000 years old, it is one of the largest and oldest known planetary nebulae, with an asymmetrical shell measurin...
apps Top Sharpless 2-290 Alternatives
The top alternative to Sharpless 2-290 in 2026 is Ghost of Saturn Nebula with a score of 8.6/10, followed by Diamond Ring Nebula (Abell 33) (8.4) and Soap Bubble Nebula (8.2).
Ghost of Saturn Nebula
The Ghost of Saturn Nebula, designated NGC 7009, is a planetary nebula located in the constellation of Aquarius. English...
Diamond Ring Nebula (Abell 33)
Abell 33, sometimes called the Diamond Ring Nebula, is a planetary nebula located in the constellation Hydra. The nebula...
Soap Bubble Nebula
The Soap Bubble Nebula is a delicate planetary nebula located within the constellation Cygnus. Formed from the expelled...
Abell 21
Abell 21, also known as the Medusa Nebula, is an ancient planetary nebula in the constellation Gemini. It was catalogued...
Robin's Egg Nebula
Robin's Egg Nebula (NGC 1360) is a planetary nebula located in the southern constellation Fornax. Discovered by Friedric...
Blue Planetary Nebula
The Blue Planetary Nebula, designated NGC 3918, is a bright planetary nebula located in the southern constellation of Ce...
Medusa Nebula
The Medusa Nebula (Abell 21) is a large planetary nebula located in the constellation Gemini, approximately 1,500 light-...
Abell 21 (Medusa Nebula)
Abell 21, commonly called the Medusa Nebula, is a large, faint planetary nebula in the constellation Gemini. It consists...
NGC 6072
NGC 6072 is a planetary nebula located in the southern constellation of Scorpius, first documented by astronomer John He...
Jones-Emberson 1
Jones-Emberson 1, commonly known as the Headphone Nebula, is a large and exceptionally faint planetary nebula located in...
Owl Nebula (M97)
Messier 97, commonly called the Owl Nebula, is a planetary nebula in Ursa Major discovered by Pierre Méchain in 1781. It...
Soap Bubble Nebula (PN G75.5+1.7)
The Soap Bubble Nebula, catalogued as PN G75.5+1.7, is an extremely faint, nearly spherical planetary nebula in the cons...
Little Ghost Nebula (NGC 6369)
NGC 6369, commonly called the Little Ghost Nebula, is a planetary nebula in the constellation Ophiuchus. William Hersche...
NGC 6781 (Snowglobe Nebula)
NGC 6781, sometimes called the Snowglobe Nebula, is a planetary nebula in the constellation Aquila. William Herschel dis...
Sharpless 2-274
Sharpless 2-274, also known as the Medusa Nebula, is a large planetary nebula located in the constellation Gemini. It wa...
RCW 114
RCW 114 is a large, filamentary emission nebula located in the southern constellation of Scorpius. Spanning approximatel...
Jones 1
Jones 1 is a planetary nebula located in the constellation Pegasus, discovered by American astronomer Rebecca B. Jones i...
Sharpless 2-216
Sharpless 2-216 (Sh2-216) is a large, ancient planetary nebula located in the constellation Perseus. At an estimated dis...
Sharpless 2-68
Sharpless 2-68, also written Sh 2-68, is an evolved planetary nebula in the constellation Serpens. Its central star's pr...
Abell 31 (Sh2-290)
A large, extremely faint planetary nebula in Cancer catalogued by George Abell in 1966, considered one of the oldest and...
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