The orbits of most comets
A) are like the planets, fairly circular and in the ecliptic plane.
B) lie almost entirely beyond the orbit of Neptune.
C) have perihelions within the orbits of Mercury.
D) go no farther out than Pluto, then return to the sun again.
E) are shorter than the 76 year period for Comet Halley.

Question

Quizplus · Accepted Answer

The majority of comets have very elongated, eccentric orbits that take them far beyond the orbit of Neptune, into the Kuiper Belt or even the Oort Cloud.

The Orbits of Most Comets