About 1,700 light years from the Sun, the North America Nebula a glowing mass of interstellar gas and dust equivalent to more than 4,000 solar masses. In the early fall here in Monterey, CA the nebula rises in northeast evening sky, tracing an arc to the zenith, then dropping to the horizon in the northwest.
 
23.8 hours total exposure of RGB visible light plus ionized hydrogen, oxygen, and sulfur emissions