M97, the Owl Nebula

A fairly faint, fairly large,  round ball of a nebula, sort of reminiscent of the face of an owl, located up around the handle of the big dipper

10" F6.3 Schmidt Cassegrain telescope, Modified Canon 300D DSLR at prime focus
4 images at ISO 1600, 300-400 seconds exposure, plus 4 images at ISO 800 for 800 seconds
Aligned and averaged together \ brightness and contrast enhanced