On the morning before Thanksgiving Day, early risers will get to see one of the 21 brightest stars in the sky suddenly disappear from view. The waning crescent moon, which will only be 13 percent ...
in the Waning Crescent phase of its lunar cycle. It is 20% illuminated. Moon phases reveal the passage of time in the night sky. Some nights when we look up at the moon, it is full and bright ...