The  Crater  Aristarchus  is  located  in  the  northwest  region  of  the  moon,  with coordinates  23.7°N and 47.4°W, near it{s side.  It is twice as bright as other lunar objects making it visible to the naked eye.  The crater is 28 miles in diameter and 2.2 miles deep.   There are reports of a reddish glows radiating from the crater which probably indicates the presence of Radon gas.  This gas has a half life of 3.8 days, and is a decaying by-product of the presence of URANIUM.   At times, there are reports of dust clouds to the north of the crater which may indicate the presence of MINING.