THE CONSTELLATIONS 148 CHAPTER XII WHAT THE STARS ARE MADE OF 159 CHAPTER XIII RESTLESS STARS 170 CHAPTER XIV THE COLOURS OF THE STARS 176 CHAPTER XV TEMPORARY AND VARIABLE STARS 188 CHAPTER XVI STAR CLUSTERS AND NEBULAE 197 ILLUSTRATIONS PRINTED IN COLOUR THE MOON-CHILD MUST KEEP ON RUNNING ROUND HER _Frontispiece_ FACING PAGE THE EARTH AND MOON HANGING IN SPACE 16 THE ENGLISH SUMMER AND WINTER 40 JUPITER AND ONE OF HIS MOONS 70 THE PLANET SATURN AND TWO OF HIS MOONS 78 FLAMES FROM THE SUN 100 THE COMET IN THE BAYEUX TAPESTRY 104 A STICK THRUST INTO THE WATER APPEARS CROOKED 114 CONSTELLATIONS NEAR THE POLE STAR 150 ORION AND HIS NEIGHBOURS 154 THE SPECTRUM OF THE SUN AND SIRIUS 168 ILLUSTRATIONS IN BLACK AND WHITE PAGE THE MOON _facing_ 24 AN ECLIPSE OF THE MOON 28 AN ECLIPSE OF THE SUN 29 THE MOON RAISING THE TIDES 30 COMPARATIVE SIZES OF THE PLANETS 35 DIFFERENT PHASES OF VENUS 51 ORBITS OF MARS, THE EARTH, VENUS, AND MERCURY 55 MAP OF MARS _facing_ 56 ORBITS OF THE EARTH AND MARS 63 JUPITER AND HIS PRINCIPAL MOONS 72 SUN-SPOTS _facing_ 98 A GREAT COMET " 118 THE GREAT NEBULA IN ANDROMEDA " 202 THE CHILDREN'S BOOK OF STARS CHAPTER I THE EARTH