swap_horiz Sh2-103 Alternatives
Looking for alternatives to Sh2-103? Compare the top Nebula options ranked by our AI scoring system.
Sh2-103
Designated as Sh2-103 in the Sharpless catalog, this astronomical object is a massive supernova remnant commonly known as the Cygnus Loop. Spanning nearly three degrees in the sky, it consists of a large, filamentary nebula resulting from the explosion of a massive star. The brightest optical arcs o...
apps Top Sh2-103 Alternatives
The top alternative to Sh2-103 in 2026 is NGC 6960 with a score of 9.42/10, followed by Pickering's Triangle (NGC 6979) (8.83) and NGC 2736 (8.83).
NGC 6960
NGC 6960 is a filamentary nebula in the constellation Cygnus, constituting the western arc of the larger Veil Nebula. It...
Pickering's Triangle (NGC 6979)
Pickering's Triangle, designated as NGC 6979, is a portion of the Cygnus Loop, a large supernova remnant in the constell...
NGC 2736
NGC 2736, commonly known as the Pencil Nebula, is a narrow shock front in the Vela supernova remnant. Discovered by John...
Eastern Veil Nebula
The Eastern Veil Nebula, catalogued as NGC 6992 and NGC 6995, is a bright filamentary arc of ionized gas forming the eas...
Veil Nebula (NGC 6960/NGC 6992)
The Veil Nebula, formally NGC 6960 and NGC 6992, is a vast, filamentary structure within the constellation Cygnus. It re...
IC 1340
IC 1340 is a luminous filamentary structure of ionized gas located in the northern constellation Cygnus. It constitutes...
NGC 6979
NGC 6979 is a portion of the Veil Nebula, a large supernova remnant located in the constellation Cygnus. The Veil Nebula...
Simeis 147
Simeis 147 is a vast filamentary nebula located in the Taurus region of the Milky Way. It represents the expanding remai...
Sh2-240
Sh2-240, also known as Simeis 147, is a large supernova remnant located within the Taurus constellation. It’s notable fo...
Tulip Nebula
The Tulip Nebula, formally designated Sh2-101, is an emission nebula within the Cygnus constellation. It’s notable for i...
Veil Nebula (NGC 6960)
The Veil Nebula, formally NGC 6960, is a vast and complex supernova remnant located in Cygnus. It represents the spectac...
Sh2-101
Sh2-101 is an emission nebula within the Cygnus constellation. It’s a Sharpless H II region, specifically known as the T...
Cygnus Loop
The Cygnus Loop is a large supernova remnant in the constellation Cygnus, created by the explosion of a massive star rou...
Sharpless 2-103
Sharpless 2-103 is a section of the Cygnus Loop, a massive supernova remnant nearly 3 degrees across. The broader Cygnus...
Simeis 147 (Spaghetti Nebula)
Simeis 147, also known as the Spaghetti Nebula or Sharpless 240, is a large, faint supernova remnant located in the cons...
Sh2-91
Sh2-91 is a very faint emission nebula located in the northern constellation of Cygnus. It is classified as part of the...
RCW 114
RCW 114 is a large, filamentary emission nebula located in the southern constellation of Scorpius. Spanning approximatel...
Pickering's Triangle
Pickering's Triangle is a faint, filamentary nebula located in the constellation Cygnus, forming a section of the larger...
Sharpless 2-96
Sharpless 2-96, or Sh2-96, is a faint emission filament in the constellation Cygnus and an entry in the Sharpless catalo...
Sh2-225
Sh2-225 is an emission nebula and H II region in the constellation Auriga. It lies in the Milky Way's Perseus Arm and is...
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