Oddly enough, that article doesn't mention the name 'Theia' or even link to the larger page on the collision theory that searching for 'Theia' brings... https:

Oddly enough, that article doesn't mention the name 'Theia' or even link to the larger page on the collision theory that searching for 'Theia' brings... https://en.wikipedia.org/wiki/Theia_(planet) https://en.wikipedia.org/wiki/Theia_(planet)