Before we delve into each phase individually, let's take a moment to orient ourselves in the moon phases diagram below ... marks a quarter of the lunar cycle and lasts only a moment.

Today, April 22, 2025, the moon is 24 days old and is in the Waning Crescent phase of its lunar cycle. It is 35% illuminated. Moon phase Date First Quarter April 4 Full Moon April 12 Third/Last ...

An artist's depiction of what could be large buried ice deposits below cold, permanently shadowed regions on the Moon. The UH Manoa researchers' technique could reveal the first evidence of thin ice ...