Topic
Saturn rings
2 questions tagged Saturn rings — spanning every one of the seven Ws.
whose
Whose calculations first suggested that Saturn might have more than one ring?
James Clerk Maxwell mathematically showed in 1859 that Saturn’s rings must be made of many small particles, not solid sheets. His work explained why the rings are stable.
AstronomySaturn rings
when
When did the first images of Saturn’s rings from close range arrive on Earth?
The first close-range images of Saturn’s rings came from Pioneer 11 in 1979, after its flyby on 1 September 1979.
SpaceSaturn rings