In its final days, Cassini bathed in ‘ring rai…

Boulder CO (SPX) Oct 09, 2018

On its last orbits in 2017, the long-running Cassini spacecraft dove between Saturn’s rings and its upper atmosphere and bathed in a downpour of dust that astronomers call “ring rain.”

In research publishedin Science, CU Boulder’s Hsiang-Wen (Sean) Hsu and his colleagues report that they successfully collected microscopic material streaming from the planet’s rings.

“Our measurements
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