User blog comment:IceFireWarden0/Speculations for Season 11/@comment-10990964-20130725182639/@comment-10870881-20130725233328

How are we supposed to know where they are? And isn't Valhalla on a Halo?

Also, who says that Earth is their home? Why can't they be from Reach, or any of the other planets that humanity colonised (and judging from Forerunner descriptions of humans, there's probably a lot of them)? Who says that they all come from the same planet?