1989 In Science
The year 1989 in science and technology involved many significant events, some listed below. Astronomy * August – Asteroid 4769 Castalia is the first asteroid directly imaged, by radar from Arecibo. * August 25 – The ''Voyager 2'' spacecraft makes its closest approach to Neptune, providing definitive proof of Rings of Neptune, the planet's rings. * September 5 – Pluto–Charon (moon), Charon Earth-Moon barycenter, barycentre comes to Apsis, perihelion. *5128 Wakabayashi, Asteroid 5128 Wakabayashi is discovered by Masahiro Koishikawa. *4292 Aoba is discovered. *4871 Riverside is discovered. *6089 Izumi is discovered. *6190 Rennes is discovered *8084 Dallas is discovered. Biology * Discovery of the cystic fibrosis Cystic fibrosis transmembrane conductance regulator, trans-membrane conductance regulator gene. * The New Zealand Department of Conservation (New Zealand), Department of Conservation begins to implement a Kākāpō Recovery Plan. Computer science * March 12 – T ...
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