Fourteen Weeks in Descriptive Astronomy |
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Page 9
... equal the reality in the sky . After a constellation has been traced , the pupil should be practised in star - map drawing . Much profit- able instruction can be obtained in this way . For the pur- pose of more easily finding the ...
... equal the reality in the sky . After a constellation has been traced , the pupil should be practised in star - map drawing . Much profit- able instruction can be obtained in this way . For the pur- pose of more easily finding the ...
Page 27
... equal velocity in the different parts of their orbits . He next set about establish- ing some law by which this speed could be deter- mined , and the place of the planet computed . He drew an ellipse , and marked the various positions ...
... equal velocity in the different parts of their orbits . He next set about establish- ing some law by which this speed could be deter- mined , and the place of the planet computed . He drew an ellipse , and marked the various positions ...
Page 28
... equal to that inclosed between SD and SC . Hence the second law- A LINE CONNECTING THE CENTRE OF THE EARTH WITH THE CENTRE OF THE SUN , PASSES OVER EQUAL SPACES IN EQUAL TIMES . Third Law . - Kepler , not satisfied with the dis- covery ...
... equal to that inclosed between SD and SC . Hence the second law- A LINE CONNECTING THE CENTRE OF THE EARTH WITH THE CENTRE OF THE SUN , PASSES OVER EQUAL SPACES IN EQUAL TIMES . Third Law . - Kepler , not satisfied with the dis- covery ...
Page 38
... equal to twenty - four hours of motion - thus making 15 ° equal to one hour of motion . Through these divi- sions run twenty - four meridians , each constituting an hour of motion ( time ) or 15 ° of space . The Hour Circles may be ...
... equal to twenty - four hours of motion - thus making 15 ° equal to one hour of motion . Through these divi- sions run twenty - four meridians , each constituting an hour of motion ( time ) or 15 ° of space . The Hour Circles may be ...
Page 42
... equal parts - of 30 ° each -- called Signs , to each of which a fanciful name is given . The following are the names of the SIGNS OF THE ZODIAC . Aries . ၈ Libra .... Taurus Scorpio .... Gemini . II Cancer 26 Leo . Virgo 爬 EX m ...
... equal parts - of 30 ° each -- called Signs , to each of which a fanciful name is given . The following are the names of the SIGNS OF THE ZODIAC . Aries . ၈ Libra .... Taurus Scorpio .... Gemini . II Cancer 26 Leo . Virgo 爬 EX m ...
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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