The Waning Gibbous Phase on December 28, 2023 has an illumination of 98% after the fullmoon. During this phase the Moon can be seen in the early morning daylight hours on the western horizon. This is the first phase after the Full Moon occurs. Waning Gibbous, Illumination: 98%, Moon Age: 16.18 days, Moon Angle: 0.50. The Moon terminator line creeps across the moon’s surface, with the change in its location noticeable in just hours. A day on the moon lasts 29.5 Earth-days. The moon’s terminator moves a bit slower than 10 miles per hour across the moon’s surface. The illumination is constantly changing and can vary up to 10% a day.

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拍攝者： Mccrainemercantile