Question: The rings of which planet were first detected in 1980 but only identified in 1989 by the Voyager 2 spacecraft? .
Answer: 8th planet; Le Verrier's planet; Neptuno (planet); Neptune the blue ocean planet; Planet Neptune; Sol 8; Sol IIX; Neptune (Planet); Neptune's weather; Neptune (astronomy); Astronomy Neptune; The Scooter (Neptune); Eighth planet; Neptune (planet); ♆; Sol-8; Neptune; Sol VIII; Sun i; Atmosphere of Neptune; Neptune's Atmosphere; Weather of Neptune; Neptune's; Magnetosphere of Neptune; Neptune planet; Neptunus (planet); The planet exterior to Uranus; Neptune's atmosphere