History of Astronomy |
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Page 22
If , then , we suppose the earth fixed and the sun to revolve round it once a year ,
and the planets each in its own ... This way of looking at the apparent motions
shows why each planet , when nearest to the earth , seems to move for a time in
a ...
If , then , we suppose the earth fixed and the sun to revolve round it once a year ,
and the planets each in its own ... This way of looking at the apparent motions
shows why each planet , when nearest to the earth , seems to move for a time in
a ...
Page 66
Lexell was the first to suspect that this was a new planet eighteen times as far
from the sun as the earth is . In January , 1783 , Laplace published the elliptic
elements . The discoverer of a planet has a right to name it , so Herschel called it
...
Lexell was the first to suspect that this was a new planet eighteen times as far
from the sun as the earth is . In January , 1783 , Laplace published the elliptic
elements . The discoverer of a planet has a right to name it , so Herschel called it
...
Page 67
in Germany to search for the planet . Almost immediately afterwards the planet
was discovered , not by any member of the association , but by Piazzi , when
engaged upon his great catalogue of stars . On January 1st , 1801 , he observed
a star ...
in Germany to search for the planet . Almost immediately afterwards the planet
was discovered , not by any member of the association , but by Piazzi , when
engaged upon his great catalogue of stars . On January 1st , 1801 , he observed
a star ...
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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 |