Large Crater Sept 26, 2008 16:12:47 GMT -8 Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Laryn En'faal on Sept 26, 2008 16:12:47 GMT -8 One of at least four one-kilometer-diameter-or-larger craters on the planet. Radiation levels are only slightly above normal, and safe for most species.