Fourteen Weeks in Descriptive Astronomy |
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Page 69
... point to represent Jupiter ; a small orange two- fifths of a mile for Saturn ; a full - sized cherry three- quarters of a mile distant for Uranus ; and lastly , a plum 14 miles off for Neptune , the most distant THE PLANETS . 69.
... point to represent Jupiter ; a small orange two- fifths of a mile for Saturn ; a full - sized cherry three- quarters of a mile distant for Uranus ; and lastly , a plum 14 miles off for Neptune , the most distant THE PLANETS . 69.
Page 70
... SATURN MERCURY VENUS EARTH NEPTUNE URANUS be at 880 feet ; the aphelion distance of Donati's comet of 1858 at 6 miles ; and the nearest fixed star at 7,500 miles . According to this scale , the daily motion of Vulcan. COMPARATIVE SIZE OF ...
... SATURN MERCURY VENUS EARTH NEPTUNE URANUS be at 880 feet ; the aphelion distance of Donati's comet of 1858 at 6 miles ; and the nearest fixed star at 7,500 miles . According to this scale , the daily motion of Vulcan. COMPARATIVE SIZE OF ...
Page 71
... Saturn , 71⁄2 inches ; of Uranus , 5 inches ; and of Neptune , 4 inches . This illustrates the fact that the orbital velocity of a planet decreases as its distance from the sun increases . CONJUNCTIONS OF PLANETS . - The grouping ...
... Saturn , 71⁄2 inches ; of Uranus , 5 inches ; and of Neptune , 4 inches . This illustrates the fact that the orbital velocity of a planet decreases as its distance from the sun increases . CONJUNCTIONS OF PLANETS . - The grouping ...
Page 73
... SATURN JUPITER VENUS MNEMOSYNE CARTH LONA MARS cannot conceive of any polar inhabitant who could endure the. SIZE OF SUN AS SEEN FROM THE PLANETS . 2,000 in passing from Mercury to Uranus . No hu- man being could reside on the former ...
... SATURN JUPITER VENUS MNEMOSYNE CARTH LONA MARS cannot conceive of any polar inhabitant who could endure the. SIZE OF SUN AS SEEN FROM THE PLANETS . 2,000 in passing from Mercury to Uranus . No hu- man being could reside on the former ...
Page 75
... Saturn , Uranus , Neptune . MOTIONS OF A PLANET AS SEEN FROM THE SUN.- Could we stand at the sun and watch the movements of the planets , they would all be seen to be revolv- ing with different velocities in the order of the zodiacal ...
... Saturn , Uranus , Neptune . MOTIONS OF A PLANET AS SEEN FROM THE SUN.- Could we stand at the sun and watch the movements of the planets , they would all be seen to be revolv- ing with different velocities in the order of the zodiacal ...
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Common terms and phrases
ancients Andromeda angle aphelion appear Aries astronomers atmosphere axis Boötes bright brilliant Canis Minor Capricornus Cassiopeia cause Celestial Sphere centre Cepheus circle color comet conjunction constellation Cor Caroli dark density Describe diameter disk earth east ecliptic equal equator equinoctial figure fixed stars full moon globe heat heavenly bodies heavens Hercules Herschel horizon inclined inferior conjunction inferior planet Jupiter latitude length light luminous lunar Lyra magnitude Mars mean distance Mercury meridian meteors miles moon's motion move naked eye nearly nebula Neptune night node north pole Orion parallax pass path penumbra perihelion Perseus Pisces polar Polaris precession rays revolve ring rising Saturn seasons seen shine side sidereal sidereal day solar day solar system solstice space spots summer sun's surface synodic revolution tance Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible winter Zodiac