Comey Lovejoy, C/2014 Q2, nearest the Pleiades star cluster, Messier 45, on the night of Sunday, January 18, 2015, with its blue ion tail almost passing over the cluster. This is a stack of 6 x 2 minute exposures at f/2.5 with the 135mm lens and Canon 5D MkII at ISO 1600, on the Sky-Watcher Star Adventurer tracker. Taken from City of Rocks State Park, New Mexico, Some haze was passing thru this night but this is a stack of the cleanest frames.
Comet Lovejoy (C/2014 Q2) at upper left as the blue glow, in the constellation of Andromeda, with the Andromeda Galaxy, M31, at lower left. The star cluster NGC 752 is left of the comet, and the galaxy M33 is at the left edge. The Double Cluster in Perseus is at upper right. The constellaiton of Cassiiopeia is at right. Taken Feb 9, 2015 from City of Rocks State Park, New Mexico. This is a stack of 5 x 2m15s exposures with the 50mm lens at f/2.5 and Canon 5D MkII at ISO 800, on the Star Adventurer tracking mount. Plus two exposures taken through the Kenko Softon filter layered in to add the star glows.