Comet PANSTARRS C/2011 L4 and the Earthlit waxing Moon, March 13, 2013, over the Chiricahua Mountains, in Arizona, but seen from New Mexico, from the Painted Pony Resort. A 6s exposure at f/2.5 and ISO 200 with the Canon 60Da and 50mm Sigma lens.

Astronomy author and photographer Alan Dyer presents amazing sky sights