History of Astronomy |
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Page 67
Piazzi fell ill before he had enough observations for computing the orbit with
certainty , and the planet disappeared in the sun ' s rays . Gauss published an
approximate ephemeris of probable positions when the planet should emerge
from the ...
Piazzi fell ill before he had enough observations for computing the orbit with
certainty , and the planet disappeared in the sun ' s rays . Gauss published an
approximate ephemeris of probable positions when the planet should emerge
from the ...
Page 123
It must be noted , however , that comets have a sensible size , that all their parts
cannot travel in exactly the same orbit under the sun ' s gravitation , and that their
mass is not sufficient to retain the parts together very forcibly ; also that the ...
It must be noted , however , that comets have a sensible size , that all their parts
cannot travel in exactly the same orbit under the sun ' s gravitation , and that their
mass is not sufficient to retain the parts together very forcibly ; also that the ...
Page 124
The orbital motion of a cloud or stream of small particles was indicated . ... He
noticed that the advance of the date of the shower between 902 and 1833 , at the
rate of one day in seventy years , meant a progression of the node of the orbit .
The orbital motion of a cloud or stream of small particles was indicated . ... He
noticed that the advance of the date of the shower between 902 and 1833 , at the
rate of one day in seventy years , meant a progression of the node of the orbit .
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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
Bibliographic information
| Title | History of Astronomy The history of science series |
| Author | George Forbes |
| Publisher | Watts, 1921 |
| Original from | Indiana University |
| Digitized | 5 Aug 2010 |
| Length | 150 pages |
| Export Citation | BiBTeX EndNote RefMan |