Scientists say Saturday’s solar event will be most visible in the northeastern United States, Greenland and eastern Canada, ...

Intuitive Machines expects Athena to orbit the moon 39 times while the spacecraft waits for the sun to rise on the moon's south pole, providing sunlight to power operations when the spacecraft lands.

A description of why and how the shape of the Moon appears to change when seen from the Earth. The Moon is lit by the Sun. Half of the Moon is lit and half is dark. When the dark side of the Moon ...

due to the moon's rotation. Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four ...

The dark skies during a new moon provide ideal conditions for spotting skywatching targets that would otherwise be outshined by moonlight. The next new moon will occur on Saturday, March 29, at 6: ...