Part 1

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comparsion —> comparison dining —> during clamly —> calmly atronomer —> astronomer oi —> of the —> (deleted) a —> (deleted)

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In the process of evolution the dense center becomes the controlling sun and the smaller spots of condensation form the planets. This particular nebula lies just under the end of the handle of the Big Dipper. It was photographed at Mt. Wilson Observatory.]

THE WAYS OF THE PLANETS

BY MARTHA EVANS MARTIN, A.M. AUTHOR OF “THE FRIENDLY STARS”

NEW YORK AND LONDON HARPER & BROTHERS PUBLISHERS MCMXII

COPYRIGHT, 1912, BY HARPER & BROTHERS

PRINTED IN THE UNITED STATES OF AMERICA PUBLISHED OCTOBER, 1912

CONTENTS

CHAP. PAGE

I. ON MAKING ACQUAINTANCE WITH THE PLANETS 1

II. OUR RELATION TO THE PLANETS 11

III. WHAT THE PLANETS ARE, AND WHAT THEY APPEAR TO BE 17

IV. THE ORIGIN OF THE PLANETS 26

V. THE SEVEN GREAT PLANETS 38

VI. THE MOVEMENTS OF THE PLANETS 46

VII. HOW THE INFERIOR PLANETS SEEM TO MOVE 56

VIII. HOW THE SUPERIOR PLANETS SEEM TO MOVE 65

IX. THE PATH OF THE PLANETS 71

X. MERCURY--WHEN AND WHERE TO FIND MERCURY--DISTANCE AND BRIGHTNESS--MERCURY’S SIZE AND THE CONSEQUENCES OF IT-- WHAT THE SUN DOES FOR MERCURY--TRANSITS 93

XI. VENUS--WHEN AND WHERE TO SEE VENUS--DISTANCE AND BRILLIANCY--VENUS’S LIKENESS TO THE EARTH--ATMOSPHERE, DAY AND NIGHT, AND SEASONS--TRANSITS 122

XII. MARS--HOW TO IDENTIFY MARS--WHEN AND WHERE MARS MAY BE SEEN--SIZE, ATMOSPHERE, AND TEMPERATURE--DISTANCE AND BRILLIANCY--DAY AND NIGHT, AND SEASONS--SURFACE ASPECTS--SATELLITES 151

XIII. JUPITER--PLACE IN THE SKY--DISTANCE, LIGHT, AND HEAT-- DAY AND NIGHT, SEASONS, AND ATMOSPHERE--SURFACE FEATURES--SYSTEM OF SATELLITES 183

XIV. SATURN--AROUND ONE CIRCUIT OF THE SKIES WITH SATURN-- DISTANCE AND SIZE--SURFACE ASPECTS AND CONSTITUTION-- DAY AND NIGHT--THE RINGS AND MOONS OF SATURN--SEASONS 206