The moon's ascending node (the point in the sky where its orbit crosses the ecliptic from south to north) is moving westward ...

Looking at the Moon through binoculars or a telescope reveals a topography that hints of a violent history. Here’s a look at ...

Understand the moon phases and you can wager a pretty good guess for when the next full moon is just by looking up.

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

Spring is now in the sky as well as the air. And nothing’s springier than Leo, the lion. In April, Leo dominates the southern sky after nightfall. Look for the backward question mark of ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This alignment ensures the entire side of the Moon that faces us gleams under ...