History of Astronomy |
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... the sun, inconnection withlight and heat,as a cause.This led to a search forother signs in the heavens. If the appearance of a cometwas sometimes noted simultaneously with thedeathofagreat ruler, oran eclipse witha scourge of plague ...
... the sun, inconnection withlight and heat,as a cause.This led to a search forother signs in the heavens. If the appearance of a cometwas sometimes noted simultaneously with thedeathofagreat ruler, oran eclipse witha scourge of plague ...
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... 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 the beliefthat stormsinthe ...
... 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 the beliefthat stormsinthe ...
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... the sun, having set in the west, could get back to rise intheeast without being seen if itwas always the samesun.It was agreat step to suppose the earthto be spherical, and to ascribe the diurnal motions to itsrotation. Probablythe ...
... the sun, having set in the west, could get back to rise intheeast without being seen if itwas always the samesun.It was agreat step to suppose the earthto be spherical, and to ascribe the diurnal motions to itsrotation. Probablythe ...
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... the sun and moon were in conjunction. Thisis discussedby Father Martin (MSS. of De Lisle); alsoby M. Desvignolles (Mem. Acad. Berlin, vol. iii., p. 193),and byM. Kirsch (ditto, vol. v., p. 19),who both foundthat Mars,Jupiter, Saturn,and ...
... the sun and moon were in conjunction. Thisis discussedby Father Martin (MSS. of De Lisle); alsoby M. Desvignolles (Mem. Acad. Berlin, vol. iii., p. 193),and byM. Kirsch (ditto, vol. v., p. 19),who both foundthat Mars,Jupiter, Saturn,and ...
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... the sun at these seasons, and in 2285 B.C. he gave them further orders. If this account be true, it shows aknowledge that thevault ofheaven isa complete sphere, and that starsare shining at midday, although eclipsed by the sun's ...
... the sun at these seasons, and in 2285 B.C. he gave them further orders. If this account be true, it shows aknowledge that thevault ofheaven isa complete sphere, and that starsare shining at midday, although eclipsed by the sun's ...
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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