Elon Musk shares concept of SpaceX Mars base
SpaceX CEO Elon Musk on Saturday tweeted an image showing SpaceX's BFR launch vehicle's concept base, captioning it "Mars Base Alpha." Last year, the Tesla CEO had announced plans to launch two BFR cargo missions to Mars by 2022. Musk said it will "probably" take the company until 2028 to build a base. 