History of Astronomy |
From inside the book
Results 1-5 of 13
Page
... confirmed by Egyptian and Chineseobservations onthelength of the shadow ofavertical pillar,made thousands of years before the Christian era, in summerand winter. There are otherreasons why we mustbe tolerant of the crude notions ofthe ...
... confirmed by Egyptian and Chineseobservations onthelength of the shadow ofavertical pillar,made thousands of years before the Christian era, in summerand winter. There are otherreasons why we mustbe tolerant of the crude notions ofthe ...
Page
... was in conjunction with the otherfour planets. Butthis needs confirmation. Yao, referredto above, gaveinstructions to his astronomersto determine the positionsofthe solsticesand equinoxes, and they reported the names of the stars in.
... was in conjunction with the otherfour planets. Butthis needs confirmation. Yao, referredto above, gaveinstructions to his astronomersto determine the positionsofthe solsticesand equinoxes, and they reported the names of the stars in.
Page
Sorry, this page's content is restricted.
Sorry, this page's content is restricted.
Page
Sorry, this page's content is restricted.
Sorry, this page's content is restricted.
Page
Sorry, this page's content is restricted.
Sorry, this page's content is restricted.
Other editions - View all
Common terms and phrases
Airy allthe andthat andthe asthe Astronomer Royal Astronomia Nova astronomical units atmosphere atthe attraction axis bright bythe calculations catalogue centre century Chaldæans Chinese comet confirmed Copernicus detected diameter discovered discovery distance earth eclipse epicycles equatoreal excentric explain fixed stars FOOTNOTES Frauenhofer fromthe Galileo Greenwich Halley havebeen heavenly bodies heavens heliometer Herschel Hipparchus Huggins hydrogen hypotheses inequality instruments inthe isthe John Herschel Jupiter Jupiter's Kepler lawof Lick Observatory light lines lunar Mars mathematical mean motion measured Mercury meteor miles moon moon's nebula Newton ofthese onthe orbit parallax perihelion period photographic physical planet planetary position predicted proper motion Ptolemy records reflector refractor retrograde retrograde motion revolve rotation round satellites Saturn seems solar system spectra spectroscope spectrum spots stellar sun's sunÂspot supposed surface telescope terrestrial thatthe theearth themoon theory thesame thesolar thesun tobe tothe Tycho Brahe Uranus velocity Venus Verrier William Herschel withthe zenith