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
These 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 spectrum has fluted bands shaded from ...
These 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 spectrum has fluted bands shaded from ...
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Contents
ANCIENT GREEK ASTRONOMY | 3 |
GALILEO AND THE TELESCOPENOTIONS OF GRAVITY | 46 |
NEWTONS SUCCESSORS HALLEY EULER | 60 |
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Common terms and phrases
accepted accurate ancient appear astronomers attraction bodies bright calculations called catalogue cause centre century Chinese circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect elements enabled epicycles equal error explain fact fixed follow force four Galileo gave give given gravitation heavens held Herschel increased interesting Jupiter Kepler knowledge known later light lunar Mars mass mathematical mean measured method miles moon moon's motion move nebulæ Newton noted noticed object observations Observatory opposition orbit original parallax pass period photographic physical planet planetary pole position predicted progress proper motion proved records researches revolve ring rotation round Royal satellites seems seen showed solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY