Impact reveals lunar water by the bucketful

日期:2019-03-08 08:04:23 作者:冀蒜 阅读:

More: Read a longer version of this article EVERYWHERE? Not quite, but NASA’s LCROSS mission did kick up a few bucketfuls after all when it collided with the moon. On 9 October, the LCROSS team smashed a spent rocket stage into the moon. The idea was to kick up a plume of material that could be analysed for water. Earth-based observers had trouble seeing the ejecta, partly because it was hidden by a ridge. The shepherding spacecraft told a different story: it followed the rocket stage on its collision course,