NASA's Voyager project scientist Ed Stone retires after 50 years
Ed Stone has retired as the project scientist of NASA's Voyager mission, which sent twin probes on a historic "grand tour" of the solar system's giant planets and, much later, out to interstellar space.
TroibNews 
Ed Stone has retired as the project scientist of NASA's Voyager mission, which sent twin probes on a historic "grand tour" of the solar system's giant planets and, much later, out to interstellar space.
