After studying an exoplanet system carefully, astronomers determine that the intervals between the transits of a given exoplanet vary in a complex fashion. This most likely indicates that the system
A) has an exoplanet with a thick atmosphere.
B) is actually a binary star.
C) has multiple exoplanets.
D) has an exoplanet with a ring system.

Question

Quizplus · Accepted Answer

The variation in transit intervals suggests the gravitational influence of other exoplanets in the system, causing the observed planet to speed up or slow down in its orbit due to their gravitational interactions.

After Studying an Exoplanet System Carefully, Astronomers Determine That the Intervals