They might not even make it there. The radiation doses that they would take on the journey are massive and likely to do heavy damage like cataracts and organ failure, especially if solar storms were to hit while they were outside the magnetosphere of either planet.
Well getting humans onto Mars he could do.
But getting them back…
They might not even make it there. The radiation doses that they would take on the journey are massive and likely to do heavy damage like cataracts and organ failure, especially if solar storms were to hit while they were outside the magnetosphere of either planet.
Where did I ever say he would get them there alive?
Nope. He won’t even be able to get humans onto Mars. Not in four years. Not in 20 years.