LDN 1622 (Lynd's Dark Nebula) appears against a light background of glowing hydrogen gas. (5.2-inch APM/TMB 130/780 apochromatic refractor at f/6, SBIG ST-4000XCM CCD cameras, sixteen 15-minute exposures, stacked) Hunter Wilson took this image from Lexington, Ohio.
Monday, May 31, 2010
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