M31 (Core of the Andromeda Galaxy) Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure LRGB = 135:45:45:45 (4.5 hours) Object Types Spiral Galaxy Constellation Andromeda Creator Adam Block
M20 (The Trifid Nebula) Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure RGB = 80:50:55 (3.08 hours) Object Types Emission Nebula Constellation Sagittarius Creator Adam Block
M17 (The Swan Nebula), 2009 Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure RGB = 60:60:60 (3 hours) Object Types Emission Nebula Constellation Sagittarius Creator Adam Block Dates Nov. 9, 2009 Copyright Copyright by Creator(s), Mount Lemmon SkyCenter, and University of Arizona.
M16 (The Eagle Nebula), 2008 Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure LRGB = 110:40:40:40 (3.83 hours) Object Types Emission Nebula Constellation Serpens Creator Adam Block
M8 (The Lagoon Nebula), 2010 Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure RGB = 60:36:60 (2.6 hours) Object Types Emission Nebula Constellation Sagittarius Creator Adam Block
M3 Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure LRGB = 25:25:25:25 (1.67 hours) Object Types Globular Cluster Constellation Canes Venatici Creator Adam Block Dates May 1, 2009
M1 (The Crab Nebula), 2009 Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure (L+Ha)RGB = (165+180):50:40:50 (8.08 hours) Object Types Supernova Remnant Constellation Taurus Creator Adam Block
IC5146 (The Cocoon Nebula) Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure LRGB = 165:50:40:50 (5.08 hours) Object Types Emission Nebula Constellation Cygnus Creator Adam Block
IC4678 Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure LRGB = 140:50:40:50 (4.67 hours) Object Types Emission Nebula Constellation Sagittarius Creator Adam Block Dates July 1, 2010
IC4601 Technical Details Optics Phillips 24-inch RCOS Telescope Camera SBIG STL11000 Exposure LRGB = 165:60:60:60 (5.75 hours) Object Types Reflection Nebula Constellation Scorpius Creator Adam Block Dates June 1, 2010