Waning crescent: Less than half of the moon's face appears ... consequence of its motion around Earth in relation to the geometry assumed with respect to the sun. To better understand how it ...

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

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and ... waxing crescent, First Quarter, waxing gibbous, Full Moon, waning gibbous, Last Quarter ...

This occurs when the planets' positions in their elliptical orbit around the sun line make them seem ... On Jan. 25, the waning crescent moon in Sagittarius shines, while Venus in Pisces and ...

Though 2025 won't mark the return of astronauts into deep space as NASA had hoped, launchpads still will be scorching-hot ...

There's more snow expected in February, a snow moon, that is. The second full moon of the year will reach its peak on Wednesday at 8:53 p.m. EDT, according to Space.com. Given the amount of ...

Last year, a pair of researchers claimed that the shockwaves of the shutdown could be felt as far as the moon, causing a ...

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

Even to a casual viewer, the waxing gibbous moon of ... when the sun will shine directly down on the equator. Our four seasons are the by-product of the 23.5 degree tilt of the Earth's axis ...

The extraordinary formations, each comparable in size to Earth’s Grand Canyon, are hidden on the far side of the moon — the side that always faces away from Earth — near the lunar south pole ...