Random FactsCuriousOneAugust 05, 2016ago, completed, discovered, neptune, orbited, since, Sun, times, yearsComment Since it was discovered 170 years ago, Neptune has completed just 1.04 orbits of the sun. Random FactsCuriousOneAugust 05, 2016ago, completed, discovered, neptune, orbited, since, Sun, times, yearsComment