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Can all four of Jupiter’s largest moons simultaneously transit, or be occulted by, the giant planet as seen from Earth? If so, how often does this occur?

Justin Soutar, Goshen, Virginia
RELATED TOPICS: GANYMEDE | EUROPA | CALLISTO | IO | TRANSITS
Jupiter's moons: Callisto, Europa, Ganymede
I remember watching the movie 2001: A Space Odyssey as a kid. It showed a dramatic moment as the manned spacecraft Discovery One was approaching Jupiter where all four Galilean satellites, not to mention a mysterious black monolith, were aligned in their orbits. Unfortunately, Arthur C. Clarke admitted at the time that they had taken some artistic license in the film because he knew that the moons of Jupiter could never align like that.

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