The 2009 impact site near the south pole of Jupiter's atmosphere was noticeably different from the 1994 impacts. How?
A) The 2009 site was much larger, indicating a more massive impactor.
B) The 2009 site was surrounded by a halo of small impacts, indicating the impact by an asteroid rather than a comet.
C) The 2009 site was not surrounded by a halo of small impacts, thus indicating the impact by an asteroid rather than a comet.
D) The colors that developed at this site were different from those of the earlier impacts because of differences in temperature and composition of Jupiter's atmosphere near the poles.

Question

Quizplus · Accepted Answer

The 2009 impact site was not surrounded by a halo of small impacts, suggesting it was caused by an asteroid, unlike the 1994 impacts which were caused by a fragmented comet.

The 2009 Impact Site near the South Pole of Jupiter's