A wannan rana a sararin samaniya! 10 ga Satumba, 2011: NASA ta tura na'urorin GRAIL zuwa wajen hamɓar don yin taswirar karfin jan ƙasa na wata.
A ranar 10 ga Satumba, 2011, jirgin sararin saman NASA mai suna GRAIL an tura shi zuwa wata! Ga dalilin da ya sa wannan aikin ƙididdigar ƙarfin jan ƙasa na wata…