Additional moon phase resources NASA's SkyCal Events Calendar offers a comprehensive calendar of moon phases, lunar and solar eclipses and more for the entire calendar year. You can see more about ...

The table below elucidate the four primary phases of the Moon, each of them refered to as a quarter. The astrological system elucidates four primary phases of the Moon, each of these phases referred ...

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 Wednesday, Jan.