Prologue. Our solar system -- From Aristotle to Newton -- From the Age of Enlightenment to the space age -- Terrestrial bodies. Mercury: speeding around the sun -- Venus: the runaway greenhouse -- Earth: the original Goldilocks planet -- Moon: in Earth's gravity and lighting the night sky -- Mars: the red planet beckons -- Gas giants. Jupiter: king of the solar system -- Jupiter's Galilean moons: like a mini-solar system -- Jupiter's numerous rings and moons -- Saturn: spectacular lord of the rings -- Saturn's majestic, magnificent rings -- Saturn's Titan: the moon with smog and more smog -- Saturn's Enceladus: moon of many geysers -- Saturn's moons: rivaling Jupiter -- Cold and distant. Uranus: the blue-green planet -- Neptune: outer ice giant -- Pluto and Charon: from planet to dwarf planet -- Dwarf planets: Eris, Haumea, Makemake, and Ceres -- Eclectic objects. Comets: bright "hairy stars" and their tails -- Faint asteroids, flashing meteors -- Exoplanets: planets beyond our solar system -- The sun. Our sun: shining at the center.