The Sky Today on Tuesday, June 3: A trio of craters

Already high in the sky at sunset, the Moon is some 45° high in the southwest an hour after the Sun disappears. Fix your telescope on the center of the Moon, near the terminator dividing lunar night and day. Just south of the lunar equator is a series of three craters, starting with Ptolemaeus. AboutContinue reading “The Sky Today on Tuesday, June 3: A trio of craters”
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