History of Astronomy |
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Page v
... PAGE vii I 7 13 23 333 46 51 SUCCESSORS HALLEY , --- EULER , LA- 60 GRANGE , LAPLACE , ETC. 9. DISCOVERY OF NEW PLANETS HERSCHEL , PIAZZI , ADAMS , AND Le Verrier- 64 BOOK III . OBSERVATION IO . INSTRUMENTS OF PRECISION -
... PAGE vii I 7 13 23 333 46 51 SUCCESSORS HALLEY , --- EULER , LA- 60 GRANGE , LAPLACE , ETC. 9. DISCOVERY OF NEW PLANETS HERSCHEL , PIAZZI , ADAMS , AND Le Verrier- 64 BOOK III . OBSERVATION IO . INSTRUMENTS OF PRECISION -
Page vi
George Forbes. BOOK III . OBSERVATION IO . INSTRUMENTS OF PRECISION - SIZE OF THE SOLAR + SYSTEM · II . HISTORY OF THE Telescope - SpECTROSCOPE Book IV . THE PHYSICAL PERIOD 12. THE SUN · 13. THE MOON AND PLANETS PAGE 73 86 3883 94 107 ...
George Forbes. BOOK III . OBSERVATION IO . INSTRUMENTS OF PRECISION - SIZE OF THE SOLAR + SYSTEM · II . HISTORY OF THE Telescope - SpECTROSCOPE Book IV . THE PHYSICAL PERIOD 12. THE SUN · 13. THE MOON AND PLANETS PAGE 73 86 3883 94 107 ...
Page viii
... observation of facts as in theories . So it is that these men , who have built up the most sure and most solid of all the sciences , refuse to invite others to join them in vain speculation . The writer has , therefore , in this short ...
... observation of facts as in theories . So it is that these men , who have built up the most sure and most solid of all the sciences , refuse to invite others to join them in vain speculation . The writer has , therefore , in this short ...
Page ix
... observations taken from a moving platform , the earth , of the directions of a moving object , Mars — to deduce the exact shape of the path of each of these planets , and their actual positions on these paths at any time . Kepler's ...
... observations taken from a moving platform , the earth , of the directions of a moving object , Mars — to deduce the exact shape of the path of each of these planets , and their actual positions on these paths at any time . Kepler's ...
Page 2
... observation and deduction . If the ancient Chaldæans gave to the planetary con- junctions an influence over terrestrial events , let us remember that in our own time people have searched for connection between terrestrial conditions and ...
... observation and deduction . If the ancient Chaldæans gave to the planetary con- junctions an influence over terrestrial events , let us remember that in our own time people have searched for connection between terrestrial conditions and ...
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accurate observations Airy astro Astronomer Royal Astronomia Nova astronomical units attraction axis bright calculations Cape Cassini catalogue centre century comet compute Copernicus diameter discovered discovery earth eclipse epicycles equatoreal error excentric explain fact fixed stars Galileo Greenwich Halley heavenly bodies heavens heliometer Hipparchus Huggins hydrogen hypothesis instruments 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 method miles a second moon moon's nebulæ Newton Observatory orbit parallax perihelion period photographic physical planet planetary pole position predicted proper motion proved Ptolemy R. S. Phil records refractor retrograde retrograde motion revolution revolve round ring rotation round the sun satellites seems showed Sirius solar system spectra spectroscope spectrum spots stellar sun-spots sun's surface supposed tables telescope theory tion Trans Tycho Brahe Uranus velocity Venus Verrier zenith