Neptune
1979 Jan 21 |
Neptune became the outermost planet as Pluto moved closer due to their highly elliptical orbits. Links: Astronomy, Pluto, Neptune ![]() |
1983 Jun 13 |
The US space probe Pioneer 10, launched in 1972, became the first spacecraft to leave the solar system as it crossed the orbit of Neptune. Links: USA, NASA, Neptune ![]() |
1989 Aug 2 |
NASA confirmed Voyager 2's discovery of 3 more moons of Neptune designated temporarily 1989 N2 (Larissa), 1989 N3 (Despina) and 1989 N4 (Galatea). Links: NASA, Space, Neptune ![]() |
1989 Aug 21 |
The US space probe Voyager 2 fired its thrusters to bring it closer to Neptune's mysterious moon Triton. Links: USA, NASA, Neptune ![]() |
1989 Aug 24 |
Voyager II passed within three thousand miles of Neptune sending back striking photographs. Links: USA, NASA, Space, Neptune ![]() |
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1989 Aug 25 |
NASA scientists received stunning photographs of Neptune and its moons from Voyager 2. Links: NASA, Space, Neptune ![]() |
1989 Aug 27 |
Chuck Berry performed his tune Johnny B. Goode for NASA staff in celebration of Voyager II's encounter with the planet Neptune. Links: USA, NASA, Pop&Rock, Neptune ![]() |
1989 Nov 12 |
A triple conjunction of Neptune and Saturn took place. Links: Saturn, Neptune ![]() |