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 ...

January's full moon passed in front of Mars, a rare occultation. Depending on where you are viewing from, it will happen again this month as the nearly full moon will cover up the red planet on Feb. 9 ...