What is the moon phase today? Today, Feb. 4, 2025, the moon is 6 days old, in the waxing crescent phase of its lunar cycle. It is 43% illuminated. Moon phases reveal the passage of time in the ...

Thanks to the Moon’s orbit around Earth, the angle of sunlight hitting the lunar surface and being reflected back to our planet changes. That creates different lunar phases. The next Full Moon ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Blue Ghost ...