GALLERY THE SNAKE NEBULA Gerald Rhemann Several dense clouds of dark gas and dust blot the area around the star 44 Ophiuchi at the bottom right, including the Snake Nebula (left) and Barnard 68 at the top. DETAILS: ASA 12-inch f/3.6 Newtonian astrograph with FLI ML16200 CCD camera. Total exposure: 3 hours through LRGB filters. Gallery showcases the finest astronomical images that our readers submit to us. Send your best shots to gallery@skyandtelescope.org. See skyandtelescope.org/aboutsky/guidelines. Visit skyandtelescope.org/gallery for more of our readers' astrophotos. 78 OCTOBER 2021 * SKY & TELESCOPEhttp://www.skyandtelescope.org/aboutsky/guidelines http://www.skyandtelescope.org/gallery