In which of the following planets was a ring system first discovered by the occultation or blocking of light from a distant star, as the planet and rings moved in front of it?
A)Saturn
B)Uranus
C)Mercury
D)Jupiter

Question

Quizplus · Accepted Answer

The first ring system discovered by the occultation or blocking of light from a distant star, as the planet and rings moved in front of it was Uranus. This was observed in 1977 by astronomers James L. Elliot, Edward W. Dunham, and Douglas J. Mink using a telescope at the Kuiper Airborne Observatory.

In Which of the Following Planets Was a Ring System