History of Astronomy |
From inside the book
Results 1-5 of 23
Page
... PERIOD. 1.PRIMITIVE. ASTRONOMY. AND. ASTROLOGY. The growth of intelligence in the human race has its counterpart in that of the individual, especially in the earliest stages. Intellectualactivity andthe developmentof reasoning powersare in ...
... PERIOD. 1.PRIMITIVE. ASTRONOMY. AND. ASTROLOGY. The growth of intelligence in the human race has its counterpart in that of the individual, especially in the earliest stages. Intellectualactivity andthe developmentof reasoning powersare in ...
Page
... periods of unusual prevalenceof sun spots;whileDe laRue, Loewy, and BalfourStewart[1] thought they found a connection between sunspot displays andthe planetary positions. Thus we find scientific men, evenin our owntime, responsible for ...
... periods of unusual prevalenceof sun spots;whileDe laRue, Loewy, and BalfourStewart[1] thought they found a connection between sunspot displays andthe planetary positions. Thus we find scientific men, evenin our owntime, responsible for ...
Page
... period during which Halley's comet has been a member of the solar system, and to identify it in the Chinese observations of comets asfar back as 12 B.C. Cowelland Cromellin extended the dateto 240B.C.In thesame way the comet 1861.i. has ...
... period during which Halley's comet has been a member of the solar system, and to identify it in the Chinese observations of comets asfar back as 12 B.C. Cowelland Cromellin extended the dateto 240B.C.In thesame way the comet 1861.i. has ...
Page
... period before the Chinese had invented the art of writing leads immediately to the question how far tradition can be trusted. Our first detailed knowledge was gathered inthefarEast by travellers, and by the Jesuit priests ...
... period before the Chinese had invented the art of writing leads immediately to the question how far tradition can be trusted. Our first detailed knowledge was gathered inthefarEast by travellers, and by the Jesuit priests ...
Page
... period the sun and moon occupy the same position relative tothe stars. It isstillused for fixingthe date of Easter, thenumber ofthe year in Melon'scycle being the golden number ofour prayerbooks. Melon's system divided the 235 lunations ...
... period the sun and moon occupy the same position relative tothe stars. It isstillused for fixingthe date of Easter, thenumber ofthe year in Melon'scycle being the golden number ofour prayerbooks. Melon's system divided the 235 lunations ...
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 Chaldĉans 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 sunspot supposed surface telescope terrestrial thatthe theearth themoon theory thesame thesolar thesun tobe tothe Tycho Brahe Uranus velocity Venus Verrier William Herschel withthe zenith