Isabel M. Lewis
1 Quotation from Isabel M. Lewis
earthshine n. | 1921 | Popular Astronomy: Keeping Track of Moon in Science and Invention Jan. 1021 (caption) The faint illumination of the dark portion so frequently seen at the crescent phase is due to the fact that the earth as seen from the moon is now nearly βfullβ and we see this βearth-shineβ reflected back to us from the lunar surface.