️ Complete the following sentence: Before the advent of modern cosmology, there was considerable talk about the size and shape of the universe. 1920 <unk> <unk>
Shapley<unk>Curtis debate took place between Harlow Shapley and Heber D. Curtis over this issue. Shapley argued for a small universe the size of the Milky Way galaxy, and Curtis argued that the universe was much larger.<unk>Shapley argued for a small universe the size of the Milky Way galaxy, and Curtis argued that the universe was much larger. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️