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The Orbital Dance of Epimetheus and Janus

Emily Lakdawalla • February 07, 2006

Saturn is surrounded by a crowded family of rings and moons, and two of those moons -- Epimetheus and Janus -- orbit Saturn so close together that it seems as though their different orbital speeds should make them crash into each other.

Cassini, Day By Day

Emily Lakdawalla • January 02, 2006

I've just resurrected a feature on the site that has been lost since our redesign: the "Cassini, Day By Day" pages.

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