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This false color image of Birt E crater shows the topography of the moon and it is thought to be the source region for lava that carved out Rima Birt, a rille in Mare Nubium. This mare is older than 3.4 billion years, and so is this vent! LROC NAC M1144849711L/R with the a color DTM overlaid; North is up. Download high res: <a href="http://lroc.sese.asu.edu/posts/794" rel="nofollow">lroc.sese.asu.edu/posts/794</a> Credit: NASA/GSFC/Arizona State University More info: Birt E crater was not created like most craters on the Moon; there was no meteorite impact. Lava sputtered out of this pyr…
