radio masers discovered. VY CMa is embedded in the large molecular cloud Sh2-310, a large, quite local star-forming H II region—its diameter: 480 arcminutes...

listed the two nebulae together in his second list of 313 bright nebulae as Sh2-117. American astronomer Beverly T. Lynds catalogued the obscuring dust cloud...

The California Nebula (Also known NGC 1499 or Sh2-220) is an emission nebula located in the constellation Perseus. Its name comes from its resemblance...

NGC 281, IC 11 or Sh2-184 is a bright emission nebula and part of an H II region in the northern constellation of Cassiopeia and is part of the Milky...

7 pc) Absolute magnitude (V) −3.1±0.5[b] Notable features Optical pulsar Designations Messier 1, NGC 1952, Taurus A, Sh2-244 See also: Lists of nebulae...

IC 443 (also known as the Jellyfish Nebula and Sharpless 248 (Sh2-248)) is a galactic supernova remnant (SNR) in the constellation Gemini. On the plane...

2-260 Sh 2-261 Sh 2-262 Sh 2-263 Sh 2-264 Sh 2-265 Sh 2-266 Sh 2-267 Sh 2-268 Sh 2-269 Sh 2-270 Sh 2-271 Sh 2-272 Sh 2-273 Sh 2-274 Sh 2-275 Sh 2-276 Sh...

it H VIII.77. The nebula is known as S 142 in the 1959 Sharpless catalog (Sh2-142). It is extremely difficult to observe visually, usually requiring very...

99) around Pi Scorpii and LBN 1094 (south of Pi Scorpii). To the east of Sh2-1 are LBN 1092 and LBN 1093. Observation data: J2000 epoch Right ascension...

The Flame Nebula, designated as NGC 2024 and Sh2-277, is an emission nebula in the constellation Orion. It is about 1350 light-years away. At that distance...