Comet C/2017 T2 PanSTARRS
Astro-modded Canon EOS 600D,Revelation 300mm Newtonian telescope
17 x 1-minute exposures, ISO 3200, f/4. Frames stacked on the comet in Deep Sky Stacker (hence the trailed stars);
curves adjusted in Canon Digital Photo Professional; noise reduced in Cyberlink PhotoDirector.
full exif