<![CDATA[io9: cartwheel galaxy]]> http://tags.lifehacker.com/assets/base/img/thumbs140x140/io9.com.png <![CDATA[io9: cartwheel galaxy]]> http://io9.com/tag/cartwheelgalaxy http://io9.com/tag/cartwheelgalaxy <![CDATA[A Wounded Galaxy Sings With Light]]> Another galaxy smashed through the heart of the Cartwheel Galaxy 100 million years ago, and today the Cartwheel remains one of the most powerful UV-emitting galaxies near us, as that blue outer ring shows.

This false-color composite image consists of images from the Galaxy Evolution Explorer (blue), the Hubble Space Telescope (green), the Spitzer Space Telescope (red), and the Chandra X-ray Observatory (purple). The image was created in 2006, but NASA re-released it over the weekend, as part of a celebration of the International Year Of Astronomy 2009. [NASA]

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