@CNN: Elon Musk says SpaceX aims to land at least two cargo ships on Mars in 2022 https://t.co/q7VuqmR6Ah https://t.co/2e78vbzYzo
Elon Musk says SpaceX aims to land at least two cargo ships on Mars in 2022 https://t.co/q7VuqmR6Ah http://pic.twitter.com/2e78vbzYzo
— CNN (@CNN) September 29, 2017