Space creeps me out, the fear of the unknown is real.
Yeah but we have to understand the concept of space to understand the physical universe
Whenever I think of space, I think of the black holes. Do you know what black holes are?
No but many of these questions were discussed during the renaissance
Wow, that's interesting for sure. How did they observe space during the renaissance? 
they discussed it in relation to classical mechanics which is odd to me