![]() ![]() Fixed Stars appear to be stationary, relative to the Earth and to each other, and are grouped into symbolic patterns called constellations (although they do travel due to precession at a rate of less than one minute per year, so needing some seventy-two years to move slightly more than one degree of arc). Fixed Stars do not move across the ecliptic in the same way as planets do and in classical times were believed to be fixed to a gigantic celestial sphere, which twirled in a stately dance around the Earth every single day. ![]() The Fixed Stars were so called by the ancients to distinguish them from the Planets, or Wanderers, which are heavenly bodies moving perceptibly across the sphere of the Zodiac. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |