"Voyager 2 Full Mission Timeline" Muller, Daniel, 2010 "Voyager Mission Description" NASA, February 19, 1997 "JPL Mission Information" NASA, JPL, PDS.
보이저 계획 보이저 1호 파이어니어 10호 파이어니어 11호 보이저 금제 음반 "Voyager 2 Full Mission Timeline" Muller, Daniel, 2010 "Voyager Mission Description" NASA, February 19, 1997 "JPL Mission Information" NASA, JPL, PDS.