Swift UVOT image shows M82 before the explosion

Swift UVOT image shows M82 before the explosion

Swift UVOT image shows M82 before the explosion

This Swift UVOT image shows M82 before the explosion and combines data acquired between 2007 and 2013. Mid-ultraviolet light is shown in blue, near-UV light in green, and visible light in red. The image is 17 arcminutes across, or slightly more than half the apparent diameter of a full moon.

Image: NASA/Swift/P. Brown, TAMU
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