Half of the moon will be illuminated as it reaches its first quarter phase on Monday, June 2. The first quarter phase marks the quarter point on the moon's monthly journey, according to NASA .

First quarter is the third phase of the moon's eight lunar phases. The cycle repeats about every 29.5 days, according to NASA.. During the first quarter phase, one half of the moon will appear ...

The moon is pictured half-lit during its first quarter phase. The locations of the Aristotles and Eudoxus craters are shown close to Mare Frigoris towards the north, while the Sea of Tranquility ...

The moon at first quarter can be likened to the capital letter "D," a half circle, with its straight side on the left. This assumes you’re looking from the northern hemisphere.

During the first quarter moon which falls on Wednesday, Nov. 30, the moon will be halfway between the new and full moon with its face half-illuminated by the sun.