swap_horiz Sh2-140 Alternatives
Looking for alternatives to Sh2-140? Compare the top Nebula options ranked by our AI scoring system.
Sh2-140
Sh2-140 is an emission nebula and H II region in the constellation Cepheus, catalogued in Stewart Sharpless's list of Galactic hydrogen-emission regions. Located roughly 3,000 light-years from Earth, it forms part of a molecular-cloud complex where radiation from young, hot stars ionizes surrounding...
apps Top Sh2-140 Alternatives
The top alternative to Sh2-140 in 2026 is Sh2-275 with a score of 9.18/10, followed by Sh2-129 (8.28) and Flying Bat Nebula (8.25).
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...
Sharpless 2-157
Sharpless 2-157 is an emission nebula located within the Cassiopeia constellation. Identified by astronomer Stewart Shar...
Lobster Claw Nebula
The Lobster Claw Nebula, formally Sh2-157, is an emission nebula located within the Cassiopeia constellation. It’s notab...
Sh2-157
Sh2-157, also known as the Lobster Claw Nebula, is an emission nebula located within the Cassiopeia OB2 association. Thi...
Cave Nebula
The Cave Nebula, officially Sh2-155, is a diffuse emission nebula located within the Cepheus OB3 star cluster. It’s nota...
Sh2-101
Sh2-101 is an emission nebula within the Cygnus constellation. It’s a Sharpless H II region, specifically known as the T...
Sh2-155
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....
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...
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...
Sharpless 2-235
Sharpless 2-235 is a massive star-forming region and emission nebula located in the constellation Auriga. It was officia...
Sh2-162
Sh2-162, formally cataloged as NGC 7635 and commonly known as the Bubble Nebula, is an emission nebula located in the co...
Sharpless 2-140
Sharpless 2-140, also known as S140, is an emission nebula and H II region in the constellation Cepheus, associated with...
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...
summarize Quick Comparison Summary
See all Nebula ranked by score
emoji_events View Full Nebula Rankings
