Chitral Astronomical Society

Chitral Astronomical Society

Skies over the Hindu Kush

Encyclopedia

Concept

Prograde Orbit

An orbit in the same sense as the parent's spin.

An orbit going in the same direction as the central body's rotation — the rule for planets in our Solar System.

Overview

An orbit going in the same direction as the central body's rotation — the rule for planets in our Solar System.

See also

Retrograde Orbit

An orbit opposite to the parent's spin.

Exoplanets

Worlds orbiting other stars.

Perihelion

The closest point in an orbit to the Sun.

Aphelion

The farthest point in an orbit from the Sun.

Perigee

The closest point in an Earth-centred orbit.

Apogee

The farthest point in an Earth-centred orbit.