swap_horiz Sharpless 2-140 Alternatives
Looking for alternatives to Sharpless 2-140? Compare the top Nebula options ranked by our AI scoring system.
Sharpless 2-140
Sharpless 2-140, also known as S140, is an emission nebula and H II region in the constellation Cepheus, associated with the molecular cloud L1204. Its visible glow comes from gas ionized by young hot stars, while observations at infrared and radio wavelengths examine embedded objects and the surrou...
apps Top Sharpless 2-140 Alternatives
The top alternative to Sharpless 2-140 in 2026 is Sh2-275 with a score of 9.2/10, followed by Sh2-129 (8.3) and Flying Bat Nebula (8.3).
Sh2-275
Sh2-275 represents the Rosette Nebula an emission nebula located within the Monoceros constellation. This star-forming r...
Sh2-129
Sh2-129, also known as the Flying Bat Nebula, is a significant emission nebula located within the Cepheus OB2 associatio...
Flying Bat Nebula
The Flying Bat Nebula, also known as SH2-129, is a diffuse emission nebula located in the Cepheus constellation. It’s re...
IC 1396
IC 1396 is a large emission nebula and H II region in the constellation Cepheus, located approximately 2,400 light-years...
Cave Nebula
The Cave Nebula, officially Sh2-155, is a diffuse emission nebula located within the Cepheus OB3 star cluster. It’s nota...
Sharpless 2-157
Sharpless 2-157 is an emission nebula located within the Cassiopeia constellation. Identified by astronomer Stewart Shar...
Sh2-101
Sh2-101 is an emission nebula within the Cygnus constellation. It’s a Sharpless H II region, specifically known as the T...
Sh2-157
Sh2-157, also known as the Lobster Claw Nebula, is an emission nebula located within the Cassiopeia OB2 association. Thi...
Lobster Claw Nebula
The Lobster Claw Nebula, formally Sh2-157, is an emission nebula located within the Cassiopeia constellation. It’s notab...
Sh2-155
Sh2-155, also known as the Cave Nebula, is a dark emission nebula located within the Cepheus B cloud approximately 2,400...
Lion Nebula
The Lion Nebula, catalogued as Sharpless 2-132, is a large emission nebula and H II region in the constellation Cepheus....
Wizard Nebula (NGC 7380)
The Wizard Nebula, officially designated as NGC 7380, is an emission nebula and young open star cluster located in the n...
Sh2-132
Sh2-132, commonly known as the Lion Nebula, is a large emission and diffuse nebula located in the constellation Cepheus....
Sh2-171
Sh2-171, also catalogued as NGC 7822, is a vast emission nebula and star-forming complex located in the constellation Ce...
Sh2-106
Sh2-106, also called Sharpless 2-106, is a compact bipolar emission nebula and star-forming region in the constellation...
Sharpless 2-112
Sharpless 2-112 is an HII emission nebula located in the constellation Cygnus, cataloged by American astronomer Stewart...
Sh2-104
Sh2-104 is a compact emission nebula and H II region located in the constellation Cygnus. It is recognized by its distin...
Sh2-199
Sh2-199, commonly known as the Soul Nebula or W5, is a large emission nebula located in the constellation Cassiopeia. It...
Sh2-140
Sh2-140 is an emission nebula and H II region in the constellation Cepheus, catalogued in Stewart Sharpless's list of Ga...
Cave Nebula (Sh2-155)
Cave Nebula, also designated Sh2-155, is a diffuse emission nebula in Cepheus associated with the edge of a large molecu...
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