A Compendium of Astronomy: Intended to Simplify and Illustrate the Principles of the Science |
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ancient angle aphelion appear Aries ascending node Asteroids astronomers atmosphere attraction axis bissextile brazen meridian cause celestial centre comets commence computed conjunction constellations declination degree discovered disk diurnal motion diurnal rotation dominical letter eclipses elevated Epact equal equator equinox fast of clock fixed stars full moon harvest moon heavenly body heavens hemisphere Herschel horizon hour immense inclination inferior planets inhabitants Jupiter latitude libration light longitude longitude for 100 lunar magnitude Mars Mean diameter Mean distance Mercury and Venus miles month move night obliquity observed opposite orbit parallax passing performs a revolution perihelion Plate polar circles poles primary planets rays reckoned refraction represented retrograde motion revolution round revolve right ascension ring rising round the earth round the sun satellites Saturn seen semi-diameter side slow of clock solar system spots Sun fast Sun slow sun's place superior conjunction telescope tides tion Tropical revolution visible zenith