Only 100 years are left to leave earth, become multi planetary species and survive
In this video, I cover the Stephen Hawking's prediction that only 100 years are left for humankind on earth. How humans can leave earth, How we can leave earth, How we can reach mars, Mars Mission, Stephen Hawking prediction, 100 years are left on earth, multi planetary species, How to become multi planetary species, SpaceX multi planetary species, Elon Musk multi planetary species, Elon Musk SpaceX, SpaceX Interplanetary Transport System, Interplanetary Transport System,