The Flammarion Book of Astronomy

Bk. IV: The planets. Real and apparent motions -- The planet Mercury -- The planet Venus -- The planet Mars -- The minor planets -- Jupiter, the giant planet -- Saturn -- Uranus -- The frontiers of the solar system -- bk. V: Comets, meteors and meteorites. Comets in human history -- The motion of comets in space -- The constitution of comets -- Meteors and meteorites -- Bk. VI: The sidereal universe. The constellations -- The measurement of stellar positions -- The brightness and number of the stars -- The distances of the stars -- The proper motions of the stars -- Double stars -- Stellar spectra -- Radial velocities, spectroscopic binaries -- Eclipsing binaries -- The diameters, masses and brightnesses of stars -- variable stars -- Novae and supernovae -- The planetary nebulae, the Wolf-Rayet stars -- Star clusters -- The constitution, chemistry and evolution of the stars -- The diffuse nebulae -- Radio astronomy -- The galaxy -- Extragalactic nebulae -- bk. VII: The instruments of astronomy -- bk. VIII: Artificial satellites and space vehicles. Elements of extra-terrestrial ballistics -- One step: rockets -- Artificial satellites -- Space probes -- The prospect before us: astronautics -- Some astronomical data.