ringshine

ring +‎ shine

ringshine (uncountable)

1. Sunlight that is reflected from the ring around a planet (such as the one around Saturn), visible on the night side of the planet.
   • 1980, Jet Propulsion Laboratory, Voyager 1 encounters Saturn, page 33:

     The spacecraft photographed the planet's sunlit crescent, the ring shadows falling on the planet, and Saturn's dark hemisphere illuminated by "ringshine."

   • 2009, Patrick Irwin, Giant Planets of Our Solar System, →ISBN, page 197:

     One, the ``dragon storm, is shown in Figure 5.28 (see color section), while another example, on Saturn's night side, but illuminated by ``ringshine (i.e., light reflected from Saturn's rings) is shown in Figure 5.29.

   • 2009, Paul McAuley, Gardens of the Sun, →ISBN:

     Elephant juddered briefly, making the insertion burn, and then they were racing around the dark side of Saturn, faintly illuminated by the ghost light of ringshine.

• inhersing