Conjunctions in angular separation of the sun and Neptune March 8, 2020 - 12:23 Neptune 1.02° from Sun March 11, 2021 - 00:01 Neptune 1.07° from Sun March 13, 2022 - 11:42 Neptune 1.12° from Sun March 15, 2023 - 23:39 Neptune 1.17° from Sun March 17, 2024 - 11:23 Neptune 1.22° from Sun March 19, 2025 - 23:24 Neptune 1.26° from Sun March 22, 2026 - 11:18 Neptune 1.31° from Sun March 24, 2027 - 23:12 Neptune 1.35° from Sun March 26, 2028 - 11:15 Neptune 1.39° from Sun March 28, 2029 - 23:25 Neptune 1.43° from Sun March 31, 2030 - 11:38 Sun 1.46° from Neptune. April 2, 2031 - 23:55 Sun 1.49° from Neptune. April 4, 2032 - 12:24 Sun 1.53° from Neptune. April 7, 2033 - 01:02 Sun 1.55° from Neptune. April 9, 2034 - 13:56 Sun 1.58° from Neptune. April 12, 2035 - 02:39 Sun 1.6° from Neptune. April 13, 2036 - 15:48 Sun 1.63° from Neptune. April 16, 2037 - 04:49 Sun 1.65° from Neptune. April 18, 2038 - 17:48 Sun 1.66° from Neptune. April 21, 2039 - 06:52 Sun 1.68° from Neptune.