Kepler's first law states that the orbit of a planet about the Sun is a(n)
A) circle with the Sun at the center.
B) oval with the Sun at the center.
C) ellipse with the Sun at one focus.
D) ellipse with the Sun at the center.

Question

Quizplus · Accepted Answer

Kepler's first law, also known as the law of ellipses, states that the orbit of a planet around the Sun is an ellipse with the Sun at one of the two foci, not at the center. This distinguishes it from a circular orbit where the central body would be at the center.

Kepler's First Law States That the Orbit of a Planet