This part of the winter sky, featuring the constellations of Orion and Monoceros, is very rich in Ha emission nebulae. Note the giant bubble around Lambda Orionis (top right) and Barnard's Loop, which encircles much of Orion.
The image is a mosaic assembled from six exposures using the same technique developed for the Milky Way panorama.

Instrument Minolta 2.8/135 mm telephoto lens, stopped down to f/4
Film Kodak PJ-400
Date 31 Dec. 1999 and 03 Jan. 2000
Exposure time: 45 min each
Site Organ Pipe Cactus National Monument, Arizona

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