by John Bishop
Supernova remnant M-1, 6500 light years distant in Taurus, from Mineral, Texas, January 16, 2010. Stack of 5 three minute exposures at iso 1600 with a spectrum modified cooled Canon 40D, 16 inch Meade RCX400 at F8, processed in MaximDL, Photoshop and Noise Ninja.