The GRAIL mission was managed by NASA's Jet Propulsion Laboratory (JPL) in Pasadena, California, for NASA's Science Mission Directorate in Washington. The mission was part of the Discovery Program managed at NASA's Marshall Space Flight Center in Huntsville, Alabama.
Ganymede, and four other moons dwelling in our Sun's family, possess liquid water beneath their frigid crusts of ice. The others are Saturn's moons, Titan and Enceladus, and two other Galilean moons of Jupiter--Europa and Callisto. Planetary scientists think the oceans of Europa and Enceladus are in contact with rock--thus making these two moons high-priority targets for future astrobiology missions.
As any surfer here in Hawaii will testify, it is always easier to go with the flow than against it. Life also has a flow, which emanates from the universal forces. With the right awareness and understanding, you can learn to be in harmony with the flow of the universal forces in your life, using them to achieve your goals and dreams. Using astrology to read and interpret the universal forces at work in any given period will give you a real advantage in your ability to deal with challenges in your life and take advantages of the opportunities that present themselves.