Definition:Spherical Astronomy

Definition

Spherical astronomy is a branch of astronomy which studies the angular positions of the celestial bodies, with no concern for their distance from Earth.

Its mathematical aspects can be considered a subfield of spherical geometry.

Also see

• Definition:Celestial Sphere

• Results about spherical astronomy can be found here.

Linguistic Note

The word astronomy derives from the Greek for naming of stars.

Sources

• 1976: W.M. Smart: Textbook on Spherical Astronomy (6th ed.) ... (previous) ... (next): Chapter $\text I$. Spherical Trigonometry: $1$. Introduction.