Sentences with phrase «path precess»
Precession refers to the fact that both Earth's rotational axis and orbital path precess (rotate) over time — the combined effects of these two components and the eccentricity produce an approximately 21,000 - year cycle.
http://planet3.org/ Not exact matches
Due to gravitational effects in the solar system, such as the tug of other planets, Mercury's oval - shaped path around the sun slowly turns, or precesses.