A Study of the SkyC. Scribner, 1902 - 340 من الصفحات |
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الصفحة 60
... small telescope , and was the first of such objects which the telescope revealed ; it was discovered in 1650 , soon after the invention of that instrument . These two magnificent suns , one of the second , the other of the fourth ...
... small telescope , and was the first of such objects which the telescope revealed ; it was discovered in 1650 , soon after the invention of that instrument . These two magnificent suns , one of the second , the other of the fourth ...
الصفحة 64
... small stars discov- ered by Caroline Herschel , the sister and assistant of Sir William Herschel . A degree from another fine field ♪ of stars is located . Any one who has a small telescope may spend considerable time pleasurably ...
... small stars discov- ered by Caroline Herschel , the sister and assistant of Sir William Herschel . A degree from another fine field ♪ of stars is located . Any one who has a small telescope may spend considerable time pleasurably ...
الصفحة 70
... small telescope , the components being of widely different hues , the smaller one being of the fifth magnitude ; a large telescope splits the small star in two , showing that it is composed of two revolving suns . The mythological story ...
... small telescope , the components being of widely different hues , the smaller one being of the fifth magnitude ; a large telescope splits the small star in two , showing that it is composed of two revolving suns . The mythological story ...
الصفحة 82
... small telescope . Here hundreds of suns are bunched together . This cluster is , for small telescopes , the finest visible in the United States . Perseus belonged to Jupiter's numerous family of ε - -T demigods . Polydectes , king of a ...
... small telescope . Here hundreds of suns are bunched together . This cluster is , for small telescopes , the finest visible in the United States . Perseus belonged to Jupiter's numerous family of ε - -T demigods . Polydectes , king of a ...
الصفحة 84
... small telescope reveals a red star in the center , which is brighter than its companions . and appear double in an opera - glass . Sirius is interesting not only from its brightness , which is seven times as great as that of Capella ...
... small telescope reveals a red star in the center , which is brighter than its companions . and appear double in an opera - glass . Sirius is interesting not only from its brightness , which is seven times as great as that of Capella ...
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عبارات ومصطلحات مألوفة
Andromeda appear Arcturus astronomer atmosphere axis beautiful Betelgeuse bodies Boötes bright brighter brightest called Cassiopeia cause celestial sphere changes chromosphere circle clock clouds cluster color comet composed constellation corona crater dark diameter Dipper disc distance double star earth eclipse equator faint stars fixed stars glass glowing half Harvard College Observatory heat heavens Hercules horizon inferior conjunction instrument Jupiter lens lies light line from Polaris look lunar Lyræ Mars masses measure meridian meridian circle meteorite meteors miles Milky minute Mizar moon moon's motion move Mythology naked eye nearly nebula night observations observatory opera-glass Ophiuchus orbit Orion passes photosphere planet Pleiades Polaris portion prolonged Queries revolution revolve right ascension ring rotation Saturn seen shadow shining shower Sirius small telescope solar spectra spectroscope spectrum spider-web spot sun-spots sun's sunlight surface tail tains theory tion turned Uranus Venus visible