The Cone Nebula and the Christmas Tree star cluster NGC 2264 in Monoceros. Hubble’s Variable Nebula NGC 2261 is also in the field at bottom centre, as a V-shaped naebula. The yellow star cluster at right is Trumpler 5. This is a stack of 5 x 13 minute exposures at ISO 800 with the filter-modified Canon 5D MkII and Astro-Physics 105mm Traveler apo refractor at f/5.8 with the 6×7 field flattener. Taken from Timor Cottage, Coonabarabran, Australia, Deceember 17/18, 2012. North is up.
The Amazing Sky 