| CEL | other phrases used to refer to heaven |
|---|---|
| CEL | the great circle on the celestial sphere midway between the celestial poles |
| CEL | a globe that is a spherical model of the heavens |
| CEL | a method of controlling the flight of a missile or spacecraft by reference to the positions of celestial bodies |
| CEL | the great circle on the celestial sphere whose plane passes through the sensible horizon and the center of the Earth |
| CEL | (astronomy) the angular distance to a point on a celestial object measured north or south from the celestial equator |
| CEL | (astronomy) the angular distance eastward along the celestial equator from the vernal equinox to the intersection of the hour circle that passes through the body |
| CEL | the branch of astronomy concerned with the application of Newton's laws of motion to the motions of heavenly bodies |
| CEL | navigating according to the positions of the stars |
| CEL | the (usually elliptical) path described by one celestial body in its revolution about another |
| CEL | a point in the heavens (on the celestial sphere) |
| CEL | one of two points of intersection of the Earth's axis and the celestial sphere |