Voyager 1 took this photo of Jupiter and two of its satellites ... and another smaller satellite (Mimas) is visible against Saturn's cloud tops very near the left horizon and just below the ...

A timelapse of all of the photographs the Cassini space probe has taken of Saturn's moon Mimas from Feb. 6, 2004 to Sept. 15, 2015. Note: These sequences at times include rapid flashing.