Comment by flunhat

> Does that make NASA liars?

No. It makes them not-successful. Which also applies to SpaceX in that regard.

> Their actual goal (self-sustaining Mars civilization of at least a million people) is 5-6 orders of magnitude grander than that, and almost certainly won't occur in Musk's lifetime. Musk acknowledges that.

His stated goal is to do this by 2050. That’s within his lifetime (I hope).