There’s also the time when the surface was molten. The day the moon was created was probably a scorcher :) That day might be the candidate for the first day e

There’s also the time when the surface was molten. The day the moon was created was probably a scorcher :) That day might be the candidate for the first day earth existed given it gained quite a bit of mass. (Given the theory the earth-moon system was created by the collision of a couple of planetary bodies)