... Credit Copyright: Jimmy Westlake ( Colorado Mountain College ) Explanation: Where's the full Moon? ... For one reason, this photograph was taken during the total lunar eclipse last month, when the Earth's shadow made the Moon much dimmer than a normal full Moon. ... With the Moon on the exact opposite side of the sky from the Sun, this meant that the Sun was just below the horizon, but still slightly illuminating the sky. ... Publications with keywords: Moon - total lunar eclipse . ...