Elements of astronomy ... with explanatory notes, and questions for examination (1855)
Brocklesby, John, 1811-1889 · New York, Farmer, Brace & co. · leaf 249
9h. 56m.Modern observations have established these conclusions,for the most able astronomers of the present day withthe superior instruments they now possess, make the Describe the belts and their changes ? What is the prevailing opinion of astronomersas to the cause of the belts ? How are the… … JUPITER AND HIS BELTS. period of rotation very nearly the same. Mr. Airy theAstronomer Royal of England has fixed it at 9h. 55m.21sec, and Madler of Germany, at 9h. 55m. 30sec. 555. Velocity of Rotation. The velocity withwhich this planet revolves on its axis is immense. Inless than ten hours a…
Astronomy
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