History of Astronomy |
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is one of the facts expressed by the statements B , C , D ; so that we may know , if
B , C , and D are true , then A is true . To many people our inability to understand
all that is contained in statements B , C , and D , without the cumbrous process ...
is one of the facts expressed by the statements B , C , D ; so that we may know , if
B , C , and D are true , then A is true . To many people our inability to understand
all that is contained in statements B , C , and D , without the cumbrous process ...
Page 9
... names of the stars in the places occupied by the sun at these seasons , and in
2285 B . C . he gave them further orders . If this account be true , it shows a
knowledge that the vault of heaven is a complete sphere , and that stars are
shining ...
... names of the stars in the places occupied by the sun at these seasons , and in
2285 B . C . he gave them further orders . If this account be true , it shows a
knowledge that the vault of heaven is a complete sphere , and that stars are
shining ...
Page 142
speculations , like those of the ancients about the solar system , are apt to be
harmful to true progress of knowledge unless in the hands of the ablest
mathematical physicists ; and Herschel violated their principles in other directions
. But here ...
speculations , like those of the ancients about the solar system , are apt to be
harmful to true progress of knowledge unless in the hands of the ablest
mathematical physicists ; and Herschel violated their principles in other directions
. But here ...
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Contents
Ancient GREEK ASTRONOMY | 3 |
INSTRUMENTS OF PRECISIONSIZE OF THE SOLAR | 10 |
GALILEO AND THE TELESCOPENOTIONS OF GRAVITY | 46 |
5 other sections not shown
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Common terms and phrases
accepted accurate ancient appear astronomers attraction bodies born bright calculations called catalogue cause centre century circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect enabled epicycles equal error excentric explain fact fixed follow force Galileo give given gravitation heavenly heavens held Herschel Hipparchus idea included interesting invented Jupiter Kepler knowledge known later light lunar Mars mass mathematical mean measured method miles minutes moon moon's motion move Newton noticed object observations Observatory opposition orbit original parallax pass period photographic physical planetary planets pole position predicted present principle progress proper proved records revolve rotation round Royal satellites says seems seen showed solar system spectroscope spectrum stars studied sun's supported supposed surface tables telescope theory tion trace true Tycho Brahe uniform universal