Me! an ellipse is a type of oval shape. each planet's orbit is at a different distance from the sun than the other planets' orbits. beginning nearest to the sun, the order of the planets is: mercury, venus, earth, mars, jupiter, saturn, uranus, neptune. based on this order, which of the following is true of mars? a it must travel farther than earth does to complete one orbit around the sun. b it travels the same distance as earth does to complete one orbit around the sun. c it travels a shorter distance than earth does to complete one orbit around the sun. d it must travel in the opposite direction around the sun than earth does.