Desktop Wallpaper: Deep space nebula

by Mark Kaelin  |  August 30, 2012, 12:27am PDT  |  Image 3 of 19

Dust and the Helix Nebula

Dust makes this cosmic eye look red. The eerie Spitzer Space Telescope image shows infrared radiation from the well-studied Helix Nebula (NGC 7293) a mere 700 light-years away in the constellation Aquarius.

NASA, JPL-Caltech, Kate Su (Steward Obs., U. Arizona), et al.

Dust and the Helix Nebula - Image 3 of 19

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