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Peter Andreas Hansen (born 8 December 1795, Tønder, Schleswig, Denmark; died 28 March 1874, Gotha, Thuringia, Germany) was a Danish-born German astronomer. Biography [ edit ] The son of a goldsmith, Hansen learned the trade of a watchmaker at Flensburg , and exercised it at Berlin and Tønder , 1818–1820.
Peter Andreas Hansen (born Dec. 8, 1795, Tondern, Den.—died March 28, 1874, Gotha, Ger.) was a Danish-born German astronomer whose most important work was the improvement of the theories and tables of the orbits of the principal bodies in the solar system.
- The Editors of Encyclopaedia Britannica
Peter Andreas Hansen (* 8. Dezember 1795 in Tondern ( Schleswig ); † 28. März 1874 in Gotha) war ein deutscher Astronom und Geodät, der seine wissenschaftliche Tätigkeit als Amateurforscher begann. Bekannt ist er für seine Arbeiten in Astrometrie und mathematischer Geodäsie.
Hansen, Peter Andreas. Born Tondern (Tønder, Denmark), 8 December 1795. Died Seeberg near Gotha, (Thuringia), Germany, 28 March 1874. Self‐taught astronomer Peter Hansen presented the most complete theory of the Moon's orbit that was understood in his day and solved the long‐standing puzzle of the Moon's secular acceleration.
Hansen, Peter Andreas. ( b. Tondern, Schleswig, Germany, 8 December 1795; d. Seeberg, Germany, 28 March 1874) astronomy. Hansen, a leading German theoretical astronomer of the mid—nineteenth century, was the son of a goldsmith. The straitened circumstances m which the family found itself after the Napoleonic Wars prevented him from embarking ...
Aug 22, 2006 · In 1856, Peter Andreas Hansen, one of the leading mathematical astronomers on the Continent, proposed a theory of the moon which included the possibility of an atmosphere and even of life on the far side. The theory was quickly endorsed by many in the scientific community, allowing in its brief life speculation about life on the far side to ...
Dec 24, 2016 · 'Hansen, Peter Andreas' published in 'Biographical Encyclopedia of Astronomers' Hansen’s solution to the puzzle relied in large part upon the reduction, spearheaded by Astronomer Royal George Airy, of some 8,000 observations of the Moon conducted at the Greenwich Observatory between 1750 and 1830.
