Elements of Astronomy: Illustrated with Plates, for the Use of Schools and Academies, with Questions |
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Common terms and phrases
angle aphelion apparent magnitude appear to move Aries ascertained astronomers atmosphere axis Boston called celestial equator celestial poles centre of gravity circle clock comets consequently constellation dark declination degree of heat diameter difference direction disk Dominical Letter earth's surface east eastward eclipse Epact equal equinoxes fall Golden Number heat and light heavenly bodies heavens hemisphere Hence horizon hour Illustrate inhabitants Jupiter latitude length less London longitude lunar lunar eclipse Mars Mercury meridian meteor minutes moon's nodes moon's orbit motion move round nearer nearly night noon o'clock obliquely observed parallax passing penumbra phenomena primary planets prime meridian PROB reckoned refraction retrograde motion revolution revolve round right ascension round the earth round the sun satellites Saturn secondary planets SECT seen shadow signs solar system solstice south latitude stars stone sun and moon sun's place sun's rays supposed telescope tides tion Uranus Venus visible zenith