David gathers photons from the North America Nebula while overhead Ursa Major, the Great Bear, rolls in.
Date: July 6, 2013
Location: Dominion Astrophysical Observatory, Victoria, BC
Optics: Canon EF 24mm f/1.4L II USM with Hoya Softener A Filter
Camera: Canon EOS 5D Mark III
Exposure: 20 seconds, f/2.8, ISO 800