Page:A short history of astronomy(1898).djvu/38
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List of Illustrations
FIG.
PAGE
| 33. | Parallax |
68 |
| 34. | Jupiter's epicycle and deferent |
70 |
| 35. | The equant |
71 |
| 36. | The celestial spheres |
89 |
Portrait of Coppernicus |
94 |
| 37. | Relative motion |
102 |
| 38. | The relative motion of the sun and moon |
103 |
| 39. | The relative motion of the sun and moon |
104 |
| 40. | The solar system according to Coppernicus |
107 |
| 41, 42. | Coppernican explanation of the seasons |
108, 109 |
| 43. | The orbits of Venus and of the earth |
113 |
| 44. | The synodic and sidereal periods of Venus |
114 |
| 45. | The epicycle of Jupiter |
116 |
| 46. | The relative sizes of the orbits of the earth and of a superior planet |
117 |
| 47. | The stationary points of Mercury |
119 |
| 48. | The stationary points of Jupiter |
120 |
| 49. | The alteration in a planet's apparent position due to an alteration in the earth's distance from the sun |
122 |
| 50. | Stellar parallax |
124 |
| 51. | Uraniborg |
133 |
| 52. | Tycho's system of the world |
137 |
Portrait of Tycho Brahe |
139 |
| 53. | One of Galilei's drawings of the moon |
150 |
| 54. | Jupiter and its satellites as seen on January 7, 1610 |
152 |
| 55. | Sun-spots |
154 |
| 56. | Galilei's proof that sun-spots are not planets |
156 |
| 57. | The differential method of parallax |
165 |
Portrait of Galilei |
171 |
| 58. | The daily libration of the moon |
173 |
Portrait of Kepler |
183 |
| 59. | An ellipse |
185 |
| 60. | Kepler's second law |
186 |
| 61. | Diagram used by Kepler to establish his laws of planetary motion |
187 |
| 62. | The "music of the spheres" according to Kepler |
190 |
| 63. | Kepler's idea of gravity |
196 |
| 64. | Saturn's ring, as drawn by Huygens |
200 |
| 65. | Saturn's ring, as drawn by Huygens |
200 |
| 66. | The phases of Saturn's ring |
201 |
| 67. | Early drawings of Saturn |
202 |
| 68. | Mars in opposition |
206 |