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Jan Hendrik Oort ForMemRS (/ ˈ ɔːr t / or / ˈ ʊər t /; 28 April 1900 – 5 November 1992) was a Dutch astronomer who made significant contributions to the understanding of the Milky Way and who was a pioneer in the field of radio astronomy.
Jan Oort (born April 28, 1900, Franeker, Netherlands—died November 5, 1992, Leiden) was a Dutch astronomer who was one of the most important figures in 20th-century efforts to understand the nature of the Milky Way Galaxy.
Apr 28, 2022 · Learn about the life and achievements of Jan Oort, a Dutch astronomer who proposed the Oort Cloud and used the term dark matter. Discover how he studied star motions, galaxy rotation and comet origins.
Jun 27, 2018 · The Dutch astronomer Jan Hendrik Oort (1900-1992) overturned the idea that our sun is at the center of the Milky Way galaxy. He contributed greatly to knowledge about the structure and evolution of our galaxy, and also discovered the place of origin of most comets, the Oort Cloud.
Dec 3, 2013 · Jan Oort made many contributions to astrophysical knowledge. But he is best known for his discovery of a vast swarm of comets surrounding the sun. The Oort Cloud, as it came to be called,...
Feb 27, 2004 · One of this select few was a Dutch astronomer, Jan Oort (1900-1992). By the time of his death, at the age of 92, Professor Oort was recognised as one of the greatest astronomers of the 20th century. Both an observer and a theorist, Oort revolutionised astronomy through his ground-breaking discoveries.
News. Jan Hendrik Oort: world-famous yet unassuming astronomer. 23 September 2019. He discovered how to determine the rotation and centre of our Milky Way, predicted where comets come from and laid the groundwork for radio astronomy: Leiden Professor of Astronomy Jan Hendrik Oort (1900 – 1992).
