Noun
Earthshine (uncountable)
(astronomy) Alternative letter-case form of earthshine
earthshine (uncountable)
(astronomy) Reflected earthlight visible on the Moon's night side.
Earthshine is generated by a game of cosmic ping-pong. Source: Internet
This is akin to what the Moon will look like on Friday, April 24, 2020, The dark side of the Moon is lit by Earthshine, prominent despite the Moon's low altitude and bright twilight sky. Source: Internet