History of Astronomy |
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Page 55
There has often been a suspicion of a doubt , when some inequality of motion in
the heavenly bodies has , for a time , foiled the astronomers in their attempts to
explain it . But improved mathematical methods have always succeeded in the ...
There has often been a suspicion of a doubt , when some inequality of motion in
the heavenly bodies has , for a time , foiled the astronomers in their attempts to
explain it . But improved mathematical methods have always succeeded in the ...
Page 56
weighing the heavenly bodies by their action on each other . By means of this
principle he was able to compare the mass of the sun with the masses of those
planets that have moons , and also to compare the mass of our moon with the
mass ...
weighing the heavenly bodies by their action on each other . By means of this
principle he was able to compare the mass of the sun with the masses of those
planets that have moons , and also to compare the mass of our moon with the
mass ...
Page 94
Without definite expression at any particular date , it came to be an accepted fact
that not only do that the laws we find established here , in geology , in chemistry ,
and in the laws of heat , may be extended with confidence to the heavenly ...
Without definite expression at any particular date , it came to be an accepted fact
that not only do that the laws we find established here , in geology , in chemistry ,
and in the laws of heat , may be extended with confidence to the heavenly ...
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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
Bibliographic information
| Title | History of Astronomy Hist. of sci. series History of science series |
| Author | George Forbes |
| Publisher | Watts, 1909 |
| Original from | the University of California |
| Digitized | 13 Jan 2011 |
| Length | 154 pages |
| Export Citation | BiBTeX EndNote RefMan |