The Old Moon in the New Moon's Arms . ... Credit Copyright: Laurent Laveder Explanation: Also known as the Moon's "ashen glow" or "the old Moon in the new Moon's arms", Earthshine is Earthlight reflected from the Moon's night side. ... A description of Earthshine, in terms of sunlight reflected by Earth's oceans in turn illuminating the Moon's dark surface, was written 500 years ago by Leonardo da Vinci . ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...