Why will Pluto never collide with Neptune,despite the fact that it often crossing Neptune's orbit?
A)2:3 gravity resonance of Neptune with Pluto keeps the planets far apart.
B)The planets may someday collide,but a collision is not likely due to the large distances involved.
C)A near collision with Triton has thrown Pluto into a more distant orbit,far away from Neptune.
D)A 3:5 gravity resonance between Neptune and Jupiter keeps Neptune from getting near Pluto.

Question

Quizplus · Accepted Answer

The 2:3 gravity resonance between Neptune and Pluto keeps them far apart. This means that for every two orbits that Neptune completes around the Sun, Pluto completes three orbits, ensuring that they never come too close to each other.

Why Will Pluto Never Collide with Neptune,despite the Fact That