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629424main_W00072718-43_946-710
2012-03-12 16:52:00

This raw, unprocessed image of Saturn's second largest moon, Rhea, was taken on March 10, 2012, by NASA's Cassini spacecraft.

be4b732235fa4e83f9a9aafad613ff141
2011-01-13 10:38:49

Raw images obtained by NASA's Cassini spacecraft from the closest flyby of Saturn's moon Rhea have begun streaming to Cassini's raw image page.

6eb765c1544d3b7f3d448cc2d45c31ae
2011-01-10 18:00:00

Saturn's icy moon Rhea might seem a strange place to look for clues to understanding the vast majestic rings encircling Saturn.


Latest Tirawa Reference Libraries

4_b983e20f7df3428e0c6ef2ef2a9951672
2004-10-19 04:45:41

Saturn's moon Rhea -- Rhea is the second largest moon of Saturn. It was discovered in 1672 by Giovanni Cassini. Rhea is an icy body with a density of about 1.24 gm/cm3. This low density indicates that it has a rocky core taking up less than one-third of the moon's mass with the rest composed of water-ice. Rhea's features resemble those of Dione, with dissimilar leading and trailing hemispheres, suggesting similar composition and histories. The temperature on Rhea is -174°C in direct...

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Word of the Day
edulcoration
  • The act of sweetening by admixture of some saccharine substance.
The word 'edulcoration' comes from a Latin word meaning 'making sweet'.