during the waxing crescent is sometimes called "the old Moon in the new Moon's arms", while that during the waning crescent is called "the new Moon in the old Moon's arms".

Visibility

At Earth

Earthlight has a calculated maximum apparent magnitude of -17.7 as viewed from the Moon. When the Earth is at maximum phase, the total radiance at the lunar surface is approximately 0.15 W m^-2 from Earthlight. This is only 0.01% of the radiance

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