Monday, October 17, 2005

saturn's moons up close

saturn's moons up close

The Cassini spacecraft has been taking lots of pictures of some of the moons of Saturn over the last few days. Cassini was particularly busy on October 11th, imaging three of the approximately gazillion moons. From October 11th, here is a picture of Telesto at a distance of 14630 km:



Also from October 11th, Dione at a distance of 22481 km:



and from a little further away, an image of Dione eclipsing Rhea. Rhea is the larger of the two but appears about the same size because it is 330000 km behind Dione:



Finally, on October 13th Cassini took this picture of Mimas at a distance of 710418km; it is the little dot on the edge of the ring. This picture is taken at a distance roughly equal to twice the distance from the earth to the moon.



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3 comments:

Anonymous said...

Beautiful! Thanks Ed.

DazzlinDino said...

Doesn't Dione look like at has some form of atmosphere, when you look at it's horizon, I would swear there is a thin layer on it....I'm gonna have to look it up....

Ed said...

I believe that in the Saturnian system only Titan has an atmosphere.