Space Saturday: Three Moons and Jupiter

Stunning image from the Hubble Space Telescope (acting like a camera at Wimbledon) of three moons, Europa, Io, and Callisto transiting the face of Jupiter. It only occurs once or twice a decade, so a rare shot to be sure.

Jupiter Moon Transit, January 24, 2015 (07:10 UT)
Source: Hubblesite.org

More here and here