The planet Jupiter travels in an elliptical orbit. The Sun is at one focus of this ellipse. What is at the other focus?
A) Earth
B) Ganymede, the largest of Jupiter's moons
C) Trojan asteroids
D) nothing

Question

Quizplus · Accepted Answer

In the elliptical orbits of planets around the Sun, as described by Kepler's laws of planetary motion, the Sun occupies one of the focal points of the ellipse. The other focal point does not contain any physical object; it is simply a geometric point necessary to define the shape of the orbit.

The Planet Jupiter Travels in an Elliptical Orbit