What future awaits Triton, the largest satellite of Neptune?
A) probable destruction from impact by Pluto
B) gravitational capture by Pluto
C) escape from Neptune after billions of years, as Triton gradually spirals outward
D) tidal breakup as it spirals closer to Neptune

Question

Quizplus · Accepted Answer

Triton is gradually spiraling inward towards Neptune due to tidal interactions. Over time, this will lead to its tidal breakup as it gets closer to the planet, not an outward spiral or interactions with Pluto.

What Future Awaits Triton, the Largest Satellite of Neptune