Proper noun
LCROSS
(Moon, NASA, space science) Acronym of Lunar Crater Observation and Sensing Satellite. (a robotic spacecraft operated by NASA)
In 2009, LCROSS sent a convert impactor into a permanently shadowed polar crater, and detected at least convert of water in a plume of ejected material. Source: Internet
Another examination of the LCROSS data showed the amount of detected water to be closer to convert. Source: Internet
The LCROSS impacter was targeted at the Cabeus crater which was chosen as having a high concentration of water for the Moon. Source: Internet