Popular Astronomy, Volume 16; Volume 1908

absolute temperature aforesaid Algol Algol Type Androm Aquilae astronomical atmospheric atoms Aurigae bright Camelop Cassiop Centauri Cephei Ceti color computed Coronae Cygni Decl degrees Delphini density diameter disk distance Draconis Earth earthquakes eclipse Ephemeris equation ether Fahrenheit gaseous gases Geminorum Goodsell Observatory Greenwich Mean h d h Halley's comet Harvard College Observatory heat Herculis July June Jupiter latitude Librae Lick Observatory light luminiferous ether Lyrae magnitude mass matter maximum mean Mercury meteor miles molecule Monoc Moon motion nebula Neptune observations Ophiuchi orbital velocity particles Pegasi perihelion period Persei phenomena photographs planet plate POPULAR ASTRONOMY position pressure Professor radiation radius right ascension rings Sagittarii Saturn Scorpii seen Sept shows solar Spectroheliographs spectroscope spectrum spot sun-spots Sun's surface tail Tauri telescope theory tion Variable Stars Venus Virginis visible Yerkes Observatory Zodiacal Light