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Prometheus, Pandora, and the braided F ring in motion

Emily Lakdawalla • March 23, 2015

Cassini recently took a long, high-resolution movie of the F ring, catching a view of its ringlets, clumps, and streamers, and two potato-shaped moons, Prometheus and Pandora.

A Sky Full of Stars

Bill Dunford • March 09, 2015 • 3

In pictures of the planets, the stars aren't usually visible. But when they do appear, they're spectacular.

Cassini begins a year of icy moon encounters with a flyby of Rhea

Emily Lakdawalla • February 12, 2015 • 5

At last! Cassini is orbiting in Saturn's ring plane again. I do enjoy the dramatic photographs of Saturn's open ring system that Cassini can get from an inclined orbit, and we won't be getting those again for another year. But with an orbit close to the ring plane, Cassini can repeatedly encounter Saturn's icy moons, and icy moon flybys are my favorite thing about the Cassini mission.

FOIA Request Sheds Light on NASA Mission Extension Process

Jason Davis • February 06, 2015 • 3

A FOIA request offers insight into NASA's planetary science extended mission review process, which seems, at best, confusing, and at worst—with adjectival ratings like “Very Good/Good”—arbitrary.

Ceres Coming Into View

Paul Schenk • February 03, 2015 • 1

Dawn is on approach to Ceres, the largest of the asteroids, and is starting to resolve features.

Flawed Beauties

Bill Dunford • February 02, 2015 • 1

More examples of imperfect--but tantalizing--images from deep space.

Fountains of Water Vapor and Ice

Deepak Dhingra • January 22, 2015 • 2

Deepak Dhingra shares some of the latest research on Enceladus' geysers presented at the American Geophysical Union (AGU) Fall Meeting in San Francisco last month.

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