'Thor's Helmet', NGC 2359 in Canis Major

Ok, not the sharpest, but the 12" Newtonian 'scope is a difficult beast to tame :-)

14 x 3-minute exposures at ISO 1600, f/4. Manually guided off-axis. Modified EOS 600D & Revelation 12" Newtonian reflector telescope.

Registered and stacked using DeepSkyStacker; initial curves adjusted in Canon Photo Professional; final curves & colour-balance adjusted using Paint Shop Pro; noise reduction via CyberLink PhotoDirector

Done