The Moon is not a fixed lantern in the sky but a slow-moving partner that is gradually edging away from Earth. That retreat ...

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

The moon is one of the most familiar sights in the night sky, but it does not look the same from every corner of the planet.

Did you miss the planetary parade? Well, Thursday, Aug. 21, is the last day to see it, along with the crescent moon. Usually, people can look up at the bright sky and spot at least one planet. Two or ...

The moon feels like a beautiful constant for many of us, there every night, but Earth’s satellite is actually slowly moving away from us, albeit very slowly. By NASA’s calculations the moon is ...