History of Astronomy |
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Page 94
The great astronomers of to-day still hold to Sir Isaac Newton's declaration, "
Hypotheses non fingo." Each one may have his suspicions of a theory to guide
him in a course of observation, and may call it a working hypothesis. But the
cautious ...
The great astronomers of to-day still hold to Sir Isaac Newton's declaration, "
Hypotheses non fingo." Each one may have his suspicions of a theory to guide
him in a course of observation, and may call it a working hypothesis. But the
cautious ...
Page 106
Speculations and hypotheses in plenty have been offered, but it may be long
before we have a complete theory evolved to explain all the phenomena of the
storm-swept metallic atmosphere of the sun. The proceedings of scientific
societies ...
Speculations and hypotheses in plenty have been offered, but it may be long
before we have a complete theory evolved to explain all the phenomena of the
storm-swept metallic atmosphere of the sun. The proceedings of scientific
societies ...
Page 145
By all means, they say, make use of " working hypotheses " to add an interest to
years of laborious research, and to serve as a guide to the direction of further
labours ; but be sure not to fall into the error of calling any mere hypothesis a
theory.
By all means, they say, make use of " working hypotheses " to add an interest to
years of laborious research, and to serve as a guide to the direction of further
labours ; but be sure not to fall into the error of calling any mere hypothesis a
theory.
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Contents
Ancient AstronomyChinese and Chaldeans | 7 |
Ancient Greek Astronomy | 13 |
The Reign of Epicycles From Ptolemy | 23 |
3 other sections not shown
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Common terms and phrases
accurate observations Airy ancient astro Astronomer Royal astronomical units attraction axis bright calculations Cape Cassini catalogue centre century Chinese comet compute Copernicus diameter discovered discovery earth eclipse Egyptian epicycles equatoreal error excentric explain fact fixed stars Galileo Greenwich Halley Halley's comet heavenly bodies heavens heliometer Hipparchus Huggins hydrogen hypothesis instruments Johann Kepler John Herschel Jupiter Jupiter's Kepler Lick Observatory light line of sight lunar Mars mathematical mean distance mean motion measured Mercury meteor miles a second moon moon's nebula Newton nodes noticed Observatory orbit parallax perihelion period photographic physical planet planetary pole position predicted proper motion proved Ptolemy R. S. Phil recognised records refractor retrograde retrograde motion revolve round ring rotation satellites seems seen showed Sirius solar system spectra spectroscope spectrum sphere spots stellar sun-spots supposed tables telescope theory tion Trans Tycho Brahe Uranus velocity Venus Verrier zenith
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 |