The Geography of the Heavens, and Class Book of Astronomy: Accompanied by a Celestial Atlas

3d magnitude according ancient appear astronomers attraction axis Bear bodies called cause celestial centre changes circle comet compared consequently constellation contains continue course declination Describe determined diameter direction distance distinguished Earth east ecliptic equal equator equinoctial equinox fact figure fixed four Give given globe half hand head heavens hemisphere Herschel horizon Jupiter known latitude length less light magnitude maps marked mean Mercury meridian miles minutes months Moon motion move nearly night northern objects observed opposite orbit passing period phenomena planets polar pole position present principal regard remarkable represented respect revolve right ascension rise says seasons seen side situated solar sometimes southern space square stars Sun's supposed surface tion triangle universe Venus visible whole Zodiac