History of Astronomy |
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Page 58
... ring of satellites revolving round the earth's equator would consequently all regress . And if joined into a solid ring its node would regress ; and it would do so , only more slowly , if encumbered by the spherical part of the earth's ...
... ring of satellites revolving round the earth's equator would consequently all regress . And if joined into a solid ring its node would regress ; and it would do so , only more slowly , if encumbered by the spherical part of the earth's ...
Page 74
... rings to show the ecliptic and zodiac , as well as the equinoctial and solstitial colures ; but we have no record . We ... ring which was passed over the thumb , and hung vertically . A pointer was fixed to a pin at the centre . This arm ...
... rings to show the ecliptic and zodiac , as well as the equinoctial and solstitial colures ; but we have no record . We ... ring which was passed over the thumb , and hung vertically . A pointer was fixed to a pin at the centre . This arm ...
Page 105
... ring seems to be made of tufts of fine hairs with aigrettes or radiations from both poles , and streamers from the equator . On September 19th , 1868 , eclipse spectroscopy began with the Indian eclipse , in which all observers found ...
... ring seems to be made of tufts of fine hairs with aigrettes or radiations from both poles , and streamers from the equator . On September 19th , 1868 , eclipse spectroscopy began with the Indian eclipse , in which all observers found ...
Page 110
... ring of asteroids would account for the unexplained part of the motion of the line of apses of Mercury's orbit amounting to 38 " per century . Mars . The first study of the appearance of Mars by Miraldi led him to believe that there ...
... ring of asteroids would account for the unexplained part of the motion of the line of apses of Mercury's orbit amounting to 38 " per century . Mars . The first study of the appearance of Mars by Miraldi led him to believe that there ...
Page 116
... ring was a complete puzzle to Galileo , most of all when the planet reached a position where the plane of the ring was in line with the earth , and the ring disappeared ( December 4th , 1612 ) . It was not until 1656 that Huyghens , in ...
... ring was a complete puzzle to Galileo , most of all when the planet reached a position where the plane of the ring was in line with the earth , and the ring disappeared ( December 4th , 1612 ) . It was not until 1656 that Huyghens , in ...
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accepted accurate ancient appear astronomers attraction bodies bright calculations called catalogue cause centre century Chinese circle comet compared complete Copernicus determined diameter direction discovered discovery distance earth eclipse effect elements enabled epicycles equal error explain fact fixed follow force four Galileo gave give given gravitation heavens held Herschel increased interesting Jupiter Kepler knowledge known later LIBRARIES light lunar Mars mass mathematical mean measured method miles moon moon's motion move Newton noticed object observations Observatory opposition orbit original parallax pass period photographic physical planet planetary pole position predicted progress proper motion proved records researches revolve ring rotation round Royal satellites seems seen showed SIGILLUM solar system spectroscope spectrum stars studied sun's supposed surface tables telescope theory tion trace true Tycho Brahe UNIVERSITY VERITAS