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Moons of our Solar System
Moons of our Solar System

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2.8 Are ring-particles moons?

Here’s a question for you to think about. Is it acceptable to refer to small ring-particles as moons, given that there is no official lower size limit to define a moon?

Described image
Figure _unit2.3.4 Figure 31 An oblique view across part of Saturn’s rings, as seen by NASA’s Cassini orbiter. The view is about 1000 km across
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This is an image of Saturn’s rings, the view is approximately 1000 km across.

Figure 31 An oblique view across part of Saturn’s rings, as seen by NASA’s Cassini orbiter. The view is about 1000 km across...