Uranus

(noun.) a giant planet with a ring of ice particles; the 7th planet from the sun has a blue-green color and many satellites; 'Uranus was discovered by William Herschel in 1781'.

凯瑟琳整理

• Adams started with the assumptions, not im probable, that the orbit of the unknown planet was a circle, and that its distance from the sun was tw ice that of Uranus. 李贝. 西洋科学史.
• After that event Bode suggested that it was possible other astronomers had observed Uranus before, without recognizing it as a planet. 李贝. 西洋科学史.
• The error of Uranus still amounted to less than two minutes. 李贝. 西洋科学史.
• Leverrier at the request of Arago had undertaken to investigate the irregularities in th e tables of Uranus. 李贝. 西洋科学史.
• He had submitted to rigorous examination the data in reference to the disturbing influence of Jupiter and of Saturn on the orbit of Uranus. 李贝. 西洋科学史.
• In 1779 Herschel built his reflecting telescope, and in March, 1781, he discovered the planet Uranus. Edward W. Byrn. 十九世纪发明进展.
• It was found that Flamsteed had made, in 1690, the first observation of the heavenly body now called Uranus. 李贝. 西洋科学史.

录入:昆西