On July 9, 1979, NASA's Voyager 2 spacecraft made its closest approach to Jupiter. It came within 354,000 miles (570,000 kilometers) of the planet's cloud tops. Voyager 2 was one of two space probes ...
Our solar system’s largest moon, Ganymede of Jupiter, has never been completely mapped — until now. Scientists led by Wheaton College’s Geoffrey Collins combined data from NASA’s Voyager 1, 2 and ...