A second Falcon Heavy launch by the end of 2018

Created by JoshuaZ on 2018-02-20; known on 2019-01-01; judged wrong by JoshuaZ on 2019-01-01.

• JoshuaZ estimated 85% on 2018-02-20
• JoshuaZ   judged this prediction wrong on 2019-01-01.