History of Astronomy |
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human mind as a logical machine. For it required the new point of view imagined
by Newton's analysis to enable people to see that, so far as planetary orbits are
concerned, Kepler's three laws(B, C, D) wereidentical with Newton's law of ...
human mind as a logical machine. For it required the new point of view imagined
by Newton's analysis to enable people to see that, so far as planetary orbits are
concerned, Kepler's three laws(B, C, D) wereidentical with Newton's law of ...
Page
The stars seemed to be fixed on this vault; the moon, and later the planets, were
seen to crawl over it. It was a great step to look on thevaultasa hollow
spherecarrying thesun too.It must havebeen difficult tobelieve thatat midday the
stars are ...
The stars seemed to be fixed on this vault; the moon, and later the planets, were
seen to crawl over it. It was a great step to look on thevaultasa hollow
spherecarrying thesun too.It must havebeen difficult tobelieve thatat midday the
stars are ...
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for predicting the place of the sun. He proceeded in the same way to compute
Lunar tables. Making use ofChaldæan eclipses, he was able to get an accurate
value ofthe moon's mean motion. [Halley, in 1693, compared this valuewith his
own ...
for predicting the place of the sun. He proceeded in the same way to compute
Lunar tables. Making use ofChaldæan eclipses, he was able to get an accurate
value ofthe moon's mean motion. [Halley, in 1693, compared this valuewith his
own ...
Page
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Airy allthe andthat andthe asthe Astronomer Royal Astronomia Nova astronomical units atmosphere atthe attraction axis bright bythe calculations catalogue centre century Chaldæans Chinese comet confirmed Copernicus detected diameter discovered discovery distance earth eclipse epicycles equatoreal excentric explain fixed stars FOOTNOTES Frauenhofer fromthe Galileo Greenwich Halley havebeen heavenly bodies heavens heliometer Herschel Hipparchus Huggins hydrogen hypotheses inequality instruments inthe isthe John Herschel Jupiter Jupiter's Kepler lawof Lick Observatory light lines lunar Mars mathematical mean motion measured Mercury meteor miles moon moon's nebula Newton ofthese onthe orbit parallax perihelion period photographic physical planet planetary position predicted proper motion Ptolemy records reflector refractor retrograde retrograde motion revolve rotation round satellites Saturn seems solar system spectra spectroscope spectrum spots stellar sun's sunspot supposed surface telescope terrestrial thatthe theearth themoon theory thesame thesolar thesun tobe tothe Tycho Brahe Uranus velocity Venus Verrier William Herschel withthe zenith