History of Astronomy |
From inside the book
Results 1-5 of 21
Page
... heavens. If the appearance of a cometwas sometimes noted simultaneously with thedeathofagreat ruler, oran eclipse witha scourge of plague, these might wellbelooked upon as causes inthe same sensethat theveering or backingof thewind is ...
... heavens. If the appearance of a cometwas sometimes noted simultaneously with thedeathofagreat ruler, oran eclipse witha scourge of plague, these might wellbelooked upon as causes inthe same sensethat theveering or backingof thewind is ...
Page
... heavenly motions thanwas possible without these records. So Hipparchus, about 150B.C., and Ptolemy alittlelater, were abletousethe observations of Chaldæan astrologers, as well asthoseof Alexandrian astronomers, and to make some ...
... heavenly motions thanwas possible without these records. So Hipparchus, about 150B.C., and Ptolemy alittlelater, were abletousethe observations of Chaldæan astrologers, as well asthoseof Alexandrian astronomers, and to make some ...
Page
... heaven. Itwas a transition from "flatland" to a space of three dimensions. Great progress was madewhen systematic observations began, such asfollowingthe motion of the moon andplanets among the stars,and the inferred motion ofthe ...
... heaven. Itwas a transition from "flatland" to a space of three dimensions. Great progress was madewhen systematic observations began, such asfollowingthe motion of the moon andplanets among the stars,and the inferred motion ofthe ...
Page
... heavens divided intoconstellations. His name is connected witha planetary theory which as generally stated sounds most fanciful. He imagined the fixed stars to be on a vault of heaven; and the sun, moon, and planets to be upon similar ...
... heavens divided intoconstellations. His name is connected witha planetary theory which as generally stated sounds most fanciful. He imagined the fixed stars to be on a vault of heaven; and the sun, moon, and planets to be upon similar ...
Page
... heavens, as water isstationary in apail when whirled round by a string. Democritus further supposed thatthe ... heavenly bodies were no better than madmen (Xen. Mem, i.1,1115). Plato (born429 B.C.), the pupilof Socrates, the fellow ...
... heavens, as water isstationary in apail when whirled round by a string. Democritus further supposed thatthe ... heavenly bodies were no better than madmen (Xen. Mem, i.1,1115). Plato (born429 B.C.), the pupilof Socrates, the fellow ...
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 sunspot supposed surface telescope terrestrial thatthe theearth themoon theory thesame thesolar thesun tobe tothe Tycho Brahe Uranus velocity Venus Verrier William Herschel withthe zenith