Orion and the Winter Triangle stars, Sirius, Procyon and Betelgeuse, taken from the Painted Pony Resort in New Mexico, March 14, 2013. A stack of 5 x 8 minute exposures at f/4 with the 35mm Canon L-series lens and 5D MkII at ISO 800, plus a layer of 2 x 4 minutes with the Kenko Softon filter for the star glows. M50, M46, M47 and M41 clusters all visible at left and lower centre.
The Amazing Sky 