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...Hipparchus discovered the equinoxes were not static, but move West on the ecliptic when compared to distant stars that relatively seem fixed at this distance.

...ii]], and about [[Tau Sagittarii|3.5 degrees south]] of the [[plane of the ecliptic]]. [[Tau Sagittarii]] is the closest easily visible star.

...rn] is surrounded by a thin, flat, ring, nowhere touching, inclined to the ecliptic." <ref>http://www2.jpl.nasa.gov/saturn/back.html</ref> ...akes approximately 29 and a half years to make a complete circuit of the [[ecliptic]] against the background constellations of the [[zodiac]]. Optical aid (a l

...]] claim that the position of the planets within various sections of the [[ecliptic]] can be an indicator of events on Earth. By carefully measuring the orbits

...plane parallel to that of Earth's orbit. The planets are very close to the ecliptic while [[comet]]s and [[kuiper belt]] objects are usually at significantly g ...ts the Sun on its side; its [[axial tilt]] is over ninety degrees to the [[ecliptic]]. It has a much colder core than the other gas giants, and radiates very l

...is that this refers to a motion along the ecliptic or a description of the ecliptic with regard to twelve 30 degree signs which is connected with the zodiacal

...esearch]] (NCAR) </ref> Galileo's geometric military compass, and Kepler's ecliptic instrument. Galileo not only had to adapt the telescope to astronomy, he al

...top) and from the ascending node (below). The segments of orbits below the ecliptic are plotted in darker colours. The [[perihelion|perihelia]] (q) and [[aphe

...inclination of Earth's [[equator|equatorial plane]] and the plane of the [[ecliptic]] relative to the galactic plane. The fact that the Milky Way divides the n

[[axial tilt|obliquity]] of the [[ecliptic]] was estimated as early as 1,000 B.C by the Chinese. The Chaldeans discove