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Prometheus and the F ring

Prometheus and the F ring

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NASA / JPL / SSI / Emily Lakdawalla

Prometheus and the F ring
Prometheus orbits Saturn just inside the skinny F ring. It Saturn's most elongated known moon, being about 148 kilometers long but only 68 kilometers wide. Its periodic encroachment into the F ring creates the dark lanes visible in the inner part of the ring. This photo was taken March 15, 2015 as a part of a high-resolution movie that also included Pandora.

Here is the movie:

 And here is Pandora:

This work is licensed under a Creative Commons Attribution 3.0 Unported License. For uses not allowed by that license, contact us to request publication permission from the copyright holder: Emily Lakdawalla

Original image data dated on or about March 15, 2015

Explore related images: pretty pictures, Cassini, amateur image processing, Saturn's small moons, Saturn's rings

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