M16 Eagle Nebula

Emission nebula in Serpens Cauda: M16 (NGC 6611). Distance is approximately 7,000 light-years.

Shot 26-27 June 2009; Fremont Peak State Park, California; ISO 800, Exp 2 hrs, 25 min (58x2.5m), f/5.2, Canon EOS 5D & Televue NP127is. Calibration, alignment, & stacking with Images Plus 3.0; other post-processing with Photoshop CS4.

M16 is, perhaps, the most famous deep-sky object, thanks to this image, which is one of the most famous photos ever taken:

Of course this was taken by NASA/ESA using the Hubble Space Telescope. Their equipment is a bit better than mine.

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