Doubt of Big Splash

Hey people i have a doubt o try to be more specific this time, theia the planet collided with the earth and created the moon this impact destroyed a large part of the Earth make a hole, what i like to know is how this hole who the planet Theia create on Earth disappeared, i mean the impact destroy a part of Earth what fill this hole??? i hope i was specific enough.



here some link of the impact of the planet Theia with Earth

http://ift.tt/1hhDmw2