This space wallpaper shows the region where carbon monoxide snow has formed around the star. The carbon monoxide is shown here in green, and begins at a distance of more than 30 astronomical units from TW Hydrae. Aside from being necessary for planetary and comet formation, carbon monoxide is needed for the creation of methanol which is a fundamental building block required for life. This image was released July 18, 2013.
(Image: © ALMA (ESO/NAOJ/NRAO))
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