Galileo will perform two additional flybys of Jupiter's moon Ganymede, the largest moon in the solar system, on May 20 and December 28.
(Galileo; will perform; two additional flybys of Jupiter's moon Ganymede; T:on May 20 and December 28)
Galileo
will perform
two additional flybys of Jupiter's moon Ganymede T:on May 20 and December 28