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Bruce Murray Space Image Library

Prometheus and the F ring

Prometheus and the F ring
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 15 March 2015 as a part of a high-resolution movie that also included Pandora. NASA / JPL-Caltech / SSI / Emily Lakdawalla

Here is the movie:

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Prometheus, Pandora, and the braided F ring in motion 98 frames shot between 15 March 2015 00:27:00 and 04:53:14 with each frame taken 163 seconds after the last. Some cosmic ray hits have been cleaned up. Video plays once at 20 frames per second, then repeats with annotations at 2 frames per second. Play in HD for best quality.Video: NASA / JPL-Caltech / SSI / Emily Lakdawalla

 And here is Pandora:

Pandora and the braided F ring
Pandora and the braided F ring Pandora orbits Saturn just outside the F ring. It is 110 kilometers long by 62 kilometers wide. This photo was taken 15 March 2015 as a part of a high-resolution movie that also included Prometheus.Image: NASA / JPL-Caltech / SSI / Emily Lakdawalla