Dust and the Helix Nebula - NASA
https://www.nasa.gov/image-article/dust-helix-nebula/
WebMar 23, 2008 · Image credit: NASA, JPL-Caltech, Kate Su (Steward Obs, U. Arizona) et al. Dust makes this cosmic eye look red. This eerie Spitzer Space Telescope image shows infrared radiation from the well-studied Helix Nebula (NGC 7293), which is a mere 700 light-years away in the constellation Aquarius.
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