The Thor's Helmet or Duck Nebula, NGC 2359 in Canis Major. Faint cluster at left of nebula is Haffner 6, one at upper left is Haffner 8; one at left edge of frame, centre, is NGC 2374. This is a stack of 4 x 10 minute exposures at ISO 800 with the Canon 5D MkII and Astro-Physics Traveler 105mm apo refractor at f/5.8 with the 6x7 field flattener. Taken from Timor Cottage, Coonabarabran, Australia, December 18/19, 2012.
NGC 2359, of Thor’s Helmet (aka the Dusk Nebula), an emssion nebula in Canis Major. This is an interstallar bubble blown by winds from a hot Wolf-Rayer star at the centre. This is a stack of 6 x 4 minute exposures at ISO 800 with the Canon 60Da on the Rowe-Ackerman Schmidt Astrograph. Taken from New Mexico.
NGC 2362 open cluster with NGC 2354 to the right in the middle, and Delta CMa to the right corner. Taken with 77mm Borg refractor at f/4.3 and Hutech-modified Canon 5D camera at ISO 800 for stack of 4 x 4 minute exposures. Taken from Ryder Cottage, NSW, April 11, 2007.
