History of Astronomy: in large printReproduction of the original. The publishing house Megali specialises in reproducing historical works in large print to make reading easier for people with impaired vision. |
Contents
PRIMITIVE ASTRONOMY AND ASTROLOGY | 7 |
THE DYNAMICAL PERIOD | 42 |
HORROCKS ETC | 56 |
LAPLACE ETC | 72 |
OBSERVATION | 88 |
THE PHYSICAL PERIOD | 111 |
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Common terms and phrases
accurate observations Airy ancient Astronomer Royal astronomical units axis bright calculations Cape Cassini catalogue centre century Chaldæans Chinese comet compute Copernicus diameter discovered discovery earth eclipse Egyptian epicycles equatoreal error excentric explain fact fixed stars Galileo Greenwich Halley heavenly bodies heavens heliometer Hipparchus Huggins hydrogen hypothesis instruments invented Johann Kepler John Herschel Jupiter Jupiter’s Kepler Laplace Lick Observatory light line of apses line of sight lunar Mars mathematical mean distance mean motion measured Mercury meteor miles a second moon moon’s nebula Newton noticed Observatory orbit parallax perihelion period photographic physical planet planetary pole position predicted proper motion proved Ptolemy R. S. Phil recognised records refractor retrograde retrograde motion revolution revolving round ring rotation satellites seems showed Sirius solar eclipse solar system spectra spectroscope spectrum spots stellar sun-spot sun’s supposed surface tables telescope theory Trans Tycho Brahe Uranus velocity Venus Verrier