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قراءة كتاب Astronomy for Young Folks
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اللغة: English
الصفحة رقم: 1
ASTRONOMY
FOR YOUNG FOLKS
Northern Portion of the Moon at Last Quarter
Taken with 100-inch Hooker Telescope of the Mt. Wilson Observatory (See Chapter XXI)
ASTRONOMY
for
YOUNG FOLKS
BY
ISABEL MARTIN LEWIS, A. M.
(Connected with the Nautical Almanac Office of the U. S. Naval Observatory)
NEW YORK
DUFFIELD AND COMPANY
1922
Copyright, 1921, by
The Century Company
Copyright, 1922, by
Duffield and Company
Printed in U. S. A.
CONTENTS
| CHAPTER | PAGE | |
| Preface | xiii | |
| I. | The Constellations | 3 |
| II. | January | 15 |
| III. | February | 21 |
| IV. | March | 28 |
| V. | April | 35 |
| VI. | May | 41 |
| VII. | June | 49 |
| VIII. | July | 56 |
| IX. | August | 64 |
| X. | September | 71 |
| XI. | October | 78 |
| XII. | November | 84 |
| XIII. | December | 90 |
| XIV. | Stars of the Southern Hemisphere | 96 |
| XV. | The Milky Way or Galaxy | 107 |
| XVI. | The Surface of the Sun | 113 |
| XVII. | The Solar System | 119 |
| XVIII. | The Origin of the Earth | 127 |
| XIX. | Jupiter and His Nine Moons | 139 |
| XX. | The Rings and Moons of Saturn | 148 |
| XXI. | Is the Moon a Dead World | 156 |
| XXII. | Comets | 165 |
| XXIII. | Meteorites | 173 |
| XXIV. | The Earth As a Magnet | 183 |
| XXV. | Some Effects of the Earth's Atmosphere Upon Sunlight | 193 |
| XXVI. | Keeping Track of the Moon | 207 |
| XXVII. | public@vhost@g@gutenberg@html@files@45112@45112-h@45112-h-5.htm.html#XXVII" |