Snake Nebula (Barnard 72)

Snake Nebula (Barnard 72)

Snake Nebula Canada-France-Hawaii Telescope.

The Snake Nebula (Barnard 72) , also known as Barnard's Dark S Nebula, is a distinctively shaped dark nebula in the constellation Ophiuchus, 1.5° north-northeast of Theta Ophiuchi (R.A. 17h 23m, Dec. -23° 38'); it was first catalogued by Edward Barnard. To its right is B68, an extremely dense dark nebula, and below it are B69, B70, and B74.