M35, at the center of the image, is a magnitude 5 open star cluster in the constellation Gemini.
Its' small companion, NGC2158, is a more distant and older star cluster that shines at a faint magnitude 11.

Orion 80ED refractor at F/7.5 on a CGE mount unguided
Canon 300D
51x180 second 400 iso subs
Flat and dark calibrated in ImagesPlus
Taken from Hillsborough NJ 1-8-07