The crescent moon will be the centerpiece of April's final astronomical event as it bunches up with Venus, Saturn and Mercury ...

the moon orbited much closer to Earth, just 14,000 miles away compared to today’s 250,000 miles. The gradual recession of the moon continues at a rate of 1.5 inches per year, offering critical ...

Soil and rocks returned from the moon’s mysterious far side suggest it may be drier than the side constantly facing Earth, ...