More on apsides from Fact Monster:

• apsis - apsis apsis (pl. apsides), point in the orbit of a body where the body is neither approaching nor ...
• anomalistic year - anomalistic year anomalistic year , time required for the earth to go from the perihelion point ...
• Westminster Abbey - Westminster Abbey Westminster Abbey, originally the abbey church of a Benedictine monastery (closed ...
• Encyclopedia: Astronomy: General - Encyclopeadia articles concerning Astronomy: General.

See more Encyclopedia articles on: Astronomy: General