And then here we are trying to colonize on the same planet we could've come from millions of years ago. If this is true then we may have found traces of what is left of our colonization
Humans where first on mars, but we f**ked it up so badly that we had to move to earth. So humans built a giant escape shuttle which than while crashing became the meteor that killed the dinosaurs. The few humans left alive could salvage literally nothing from the wreck, so they started humanity over on a different planet. Now the effects of time made humanity to completely forget about this possibility