History of Astronomy |
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Page 53
Nor does it appear that Newton ever extended the law beyond the Solar System ,
and probably his caution would have led him to avoid any statement of the kind
until it should be proved . With this exception the above statement of the law of ...
Nor does it appear that Newton ever extended the law beyond the Solar System ,
and probably his caution would have led him to avoid any statement of the kind
until it should be proved . With this exception the above statement of the law of ...
Page 118
... while one , which is a strong band in the red common to both planets , seems
to agree with a line in the spectrum of some reddish stars . Uranus and Neptune
are difficult to observe spectroscopically , but appear to have peculiar ...
... while one , which is a strong band in the red common to both planets , seems
to agree with a line in the spectrum of some reddish stars . Uranus and Neptune
are difficult to observe spectroscopically , but appear to have peculiar ...
Page 144
The second class includes about three - eighths of his stars give a spectrum like
that of our sun , and appear yellowish to the eye . The third class includes a
Herculis , a Orionis ( Betel . geux ) , Mira Ceti , and about 500 red and variable
stars .
The second class includes about three - eighths of his stars give a spectrum like
that of our sun , and appear yellowish to the eye . The third class includes a
Herculis , a Orionis ( Betel . geux ) , Mira Ceti , and about 500 red and variable
stars .
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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 |