id author title date pages extension mime words sentences flesch summary cache txt 45112 Lewis, Isabel Martin Astronomy for Young Folks .txt text/plain 65367 3172 72 knowledge of the sun, moon, stars and planets, their motions and cluster of faint stars known as The Pleiades, lying a short distance brighter stars in the group surpass the sun many times in brightness. thirty-three light-years, the sun would appear as a star of the fifth earth and the sun, all the planets have moons or satellites of their That is, the moon, as well as the sun, stars and planets, rises in This star is about ten light-years distant from the earth, which the sun and the stars as well as the planets were in motion. or Orion star is about one hundred times more luminous than the sun, sixty-three thousand times the distance from the earth to the sun or sixty-three thousand times the distance from the earth to the sun or The nearest star is about 275,000 times more distant than the sun, ./cache/45112.txt ./txt/45112.txt