Fourteen Weeks in Descriptive Astronomy |
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Page 194
... Neptune has one moon , at nearly the same distance from it as our own moon is from the earth . The revolution of this about the planet , which is accomplished in about six days , has fur- nished the materials for calculating the mass of ...
... Neptune has one moon , at nearly the same distance from it as our own moon is from the earth . The revolution of this about the planet , which is accomplished in about six days , has fur- nished the materials for calculating the mass of ...
Page 214
... Neptune , or 40,000,000,000 miles . It is an- nounced to return in thirty centuries ! To what profound depths of space , beyond the solar system , beyond the reach of the telescope , must such a journey extend ! The comet of 1835 is ...
... Neptune , or 40,000,000,000 miles . It is an- nounced to return in thirty centuries ! To what profound depths of space , beyond the solar system , beyond the reach of the telescope , must such a journey extend ! The comet of 1835 is ...
Page 221
... Neptune , the sentinel outpost of the solar system . We are now 2,750 millions of miles from our sun . are apparently no nearer the fixed stars than when we first started . They twinkle as serenely there in the far - off sky as to us ...
... Neptune , the sentinel outpost of the solar system . We are now 2,750 millions of miles from our sun . are apparently no nearer the fixed stars than when we first started . They twinkle as serenely there in the far - off sky as to us ...
Page 245
... Neptune , who sent a sea - monster ( CETUS ) to devas- tate the coast of Ethiopia . To appease the deities , her father Cepheus was directed by the oracle to offered to liberate her Her parents consented offered a royal EQUATORIAL ...
... Neptune , who sent a sea - monster ( CETUS ) to devas- tate the coast of Ethiopia . To appease the deities , her father Cepheus was directed by the oracle to offered to liberate her Her parents consented offered a royal EQUATORIAL ...
Page 278
... fifteen times the distance of Neptune from the sun . " Variable nebulae . - Certain changes take place among the nebula which can be accounted for only under the supposition that they , like some of the stars. 278 THE SIDEREAL SYSTEM .
... fifteen times the distance of Neptune from the sun . " Variable nebulae . - Certain changes take place among the nebula which can be accounted for only under the supposition that they , like some of the stars. 278 THE SIDEREAL SYSTEM .
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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