Friday, August 12, 2005

Cygnus Nebula

Cygnus Nebula

Cygnus_nebula




In the constellation Cygnus (the Swan), dark clouds in front of Lynds Bright Nebula 258, from the Sloan Digital Sky Survey (SDSS). The red, green, and blue color planes represent the infra-red, red, and green filters of the SDSS, so ionized hydrogen (actually red) appears green in this image.

Doughlas Finkbeiner, Princeton Department of Astrophysics

Posted at 09:03 AM in Science | Permalink

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