Scientists break down the reasons why days are getting shorter—and the mystery they're still trying to solve about Earth's ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

July's third quarter moon phase occurs at 8:38 EDT (0038 GMT) on July 17. At this moment, skywatchers in the northern ...

June’s full moon was called a Strawberry Moon, because it coincides with the short season when strawberries are typically ...

Ever wonder why the moon looks different every night? Well, that's because of a thing called the lunar cycle. This is a recurring series of eight unique phases of the moon's visibility. The whole ...