Tuesday, June 11, 2013

Messier 101

The face-on spiral galaxy M101, or the Pinwheel Galaxy, is seen at ultraviolet and optical wavelengths in this image taken by ESA’s XMM-Newton space telescope.

The picture is composed of images taken by XMM-Newton’s Optical Monitor telescope using different filters: red (200–400 nm), green (200–300 nm) and blue (175–275 nm).

Image credit: ESA/XMM & R. Willatt

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