Fourteen Weeks in Descriptive Astronomy |
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Page 10
... Jupiter and Saturn are older planets than the earth and Mars , but being so large have cooled more slowly and are yet only partially solidified and still shine with much of their primeval fire . Mars typifies the middle age , Saturn and ...
... Jupiter and Saturn are older planets than the earth and Mars , but being so large have cooled more slowly and are yet only partially solidified and still shine with much of their primeval fire . Mars typifies the middle age , Saturn and ...
Page 11
... MOON • ECLIPSES THE TIDES MARS • THE MINOR PLANETS JUPITER SATURN URANUS NEPTUNE • 120 • 130 139 • 155 • 165 168 172 175 182 • 189 191 METEORS AND SHOOTING STARS · · 194 12 COMETS • TABLE OF CONTENTS . PAGE 206 ZODIACAL.
... MOON • ECLIPSES THE TIDES MARS • THE MINOR PLANETS JUPITER SATURN URANUS NEPTUNE • 120 • 130 139 • 155 • 165 168 172 175 182 • 189 191 METEORS AND SHOOTING STARS · · 194 12 COMETS • TABLE OF CONTENTS . PAGE 206 ZODIACAL.
Page 29
... Jupiter's distance is to the cube of Mars ' distance ; or , representing the earth's time of revolu- tion by P , and ... Jupiter take the bass , Mars the tenor , Earth and Venus the counter , and Mercury the treble . This shows what a ...
... Jupiter's distance is to the cube of Mars ' distance ; or , representing the earth's time of revolu- tion by P , and ... Jupiter take the bass , Mars the tenor , Earth and Venus the counter , and Mercury the treble . This shows what a ...
Page 30
... Jupiter . Near it he saw three bright stars , as he considered them , which were invisible to the naked eye . The next night he noticed that those stars had changed their relative positions . Aston- ished and perplexed , he waited three ...
... Jupiter . Near it he saw three bright stars , as he considered them , which were invisible to the naked eye . The next night he noticed that those stars had changed their relative positions . Aston- ished and perplexed , he waited three ...
Page 31
... Jupiter and Venus ; two unpropitious , Mars and Saturn ; two luminaries , the Sun and Moon ; and Mercury alone , undecided and indifferent . From which , and from many other phenomena of Nature , such as the seven metals , etc. , we ...
... Jupiter and Venus ; two unpropitious , Mars and Saturn ; two luminaries , the Sun and Moon ; and Mercury alone , undecided and indifferent . From which , and from many other phenomena of Nature , such as the seven metals , etc. , we ...
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Common terms and phrases
ancients Andromeda angle aphelion appearance Aries astronomers atmosphere axis body Boötes bright brilliant Canis Minor Capricornus Cassiopeia celestial centre Cepheus circle color comet conjunction constellation Cor Caroli dark density Describe diameter disk Draco earth east ecliptic equal equator equinoctial figure fixed stars full moon globe heat heavens Hercules Herschel horizon inclined inferior inferior conjunction inferior planet Jupiter latitude length light lunar Lyra magnitude Mars mean distance Mercury meridian meteors miles moon moon's motion move naked eye nearly nebula Neptune node north pole orbit Orion parallax pass path penumbra perihelion Perseus Pisces planet Polaris precession rays revolve ring rising Saturn seasons seen shadow shines shower sidereal sidereal day solar day solar system space spots summer sun's superior planet surface synodic revolution tance Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible zodiac