Letters on Astronomy: Addressed to a Lady; in which the Elements of the Science are Familiarly Explained in Connexion with Its Literary HistoryMarsh, Capen, Lyon and Webb, 1841 - 419 |
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Strona 34
... satellites of Jupiter , and multitudes of stars which are invisible to the naked eye , it was re- garded with infinite delight and astonishment . Reflecting telescopes were first constructed by Sir Isaac Newton , although the use of a ...
... satellites of Jupiter , and multitudes of stars which are invisible to the naked eye , it was re- garded with infinite delight and astonishment . Reflecting telescopes were first constructed by Sir Isaac Newton , although the use of a ...
Strona 158
... satellite , to the earth , revolving around it every month , and accompanying us in our annual revolution around the sun . Although her nearness to us makes her appear as a large and conspicuous object in the heavens , yet , in ...
... satellite , to the earth , revolving around it every month , and accompanying us in our annual revolution around the sun . Although her nearness to us makes her appear as a large and conspicuous object in the heavens , yet , in ...
Strona 227
... satellites , which revolve around them as they revolve around the sun . The Earth has one satellite , namely , the Moon ; Jupiter has four ; Saturn , seven ; and Uranus , six . These bodies are also planets , but , in distinction from ...
... satellites , which revolve around them as they revolve around the sun . The Earth has one satellite , namely , the Moon ; Jupiter has four ; Saturn , seven ; and Uranus , six . These bodies are also planets , but , in distinction from ...
Strona 228
... satellites , of which , as we have seen , three have respectively four , six , and seven , while more than half have none at all . It will aid the memory , and ren- der our view of the planetary system more clear and com- prehensive ...
... satellites , of which , as we have seen , three have respectively four , six , and seven , while more than half have none at all . It will aid the memory , and ren- der our view of the planetary system more clear and com- prehensive ...
Strona 242
... satellite accompanying Venus in her transit . If Venus had in reality any satellite , the fact would be obvious at her transits , as , in some 242 LETTERS ON ASTRONOMY .
... satellite accompanying Venus in her transit . If Venus had in reality any satellite , the fact would be obvious at her transits , as , in some 242 LETTERS ON ASTRONOMY .
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angle appear ascertain astronomers atmosphere attraction axis called celestial centre circle comet conjunction constellation degrees diameter direction discovery disk distance diurnal motion doctrine double stars earth ecliptic equal equator equinox exhibited fact fixed stars force Galileo globe gravity greater greatest half Halley's comet heavenly bodies heavens Hence Herschel horizon hundred inferior conjunction instrument John Herschel Jupiter Kepler latitude laws length less light longitude lunar lunar eclipse magnitude measure Mercury meridian meteors millions of miles minutes moon moon's motion move Nature nearer nearly node objects observations opposite orbit parallax passing perihelion period phenomena planetary planets pole respect revolve right ascension ring round satellites Saturn seen shadow side space spectator sphere sun's superior planets supposed surface telescope thousand tides tion truth Tycho Tycho Brahe universal gravitation Uranus velocity Venus vernal equinox visible west to east