One of Thors claims to fame is that he shattered the firmament with his hammer and created a sea of glass... which exposed humans to the light, a light they were not prepared to handle due to its brightness.
Page 291 is the story of how they went about repairing the firmament, and the contemplation that went into it.
https://babel.hathitrust.org/cgi/pt?id=mdp.39015074640445&seq=319&q1=thor