At the conclusion of the Shapley-Curtis debate in April 1920,the general understanding of the astronomical community toward the "spiral nebulae" was
A) that the "spiral nebulae" were part of the Milky Way Galaxy.
B) that the "spiral nebulae" were distant island universes like the Milky Way Galaxy.
C) still inconclusive.
D) that some "spiral nebulae" were within the Milky Way Galaxy and others were far outside it.

Question

Quizplus · Accepted Answer

The Shapley-Curtis debate did not resolve the question of the nature of "spiral nebulae"; opinions remained divided, and the astronomical community did not reach a consensus, leaving the issue inconclusive at that time.

At the Conclusion of the Shapley-Curtis Debate in April 1920,the