Image of the Day: "Galactic Magic"
February 6th, 2012
This image shows central region of the spiral galaxy NGC 4631, "The Whale," as seen edge-on from NASA's Chandra X-ray Observatory and Hubble Space Telescope. The Chandra data (shown in blue and purple) provide the first unambiguous evidence for a halo of hot gas surrounding a galaxy that is very similar to our Milky Way.
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