This would have seemed like more of a joke during the previous
However, SpaceX — and specifically
tech entrepreneur Elon Musk — is deadly serious about trying to send the first Martian
settlers sometime in 2022 or 2024.
Musk's lifetime goal is to see a million people on Mars because he wants a "backup drive"
for humanity, just in case some major disaster — extraterrestrial or otherwise — ruins Earth.