SpaceX was one of three companies that received initial HLS contracts nearly one year ago for early design work on their lander concepts.
As part of its mission, the rover would characterise the Red Planet's geology and past climate, and pave the way for human exploration of Mars.
SpaceX wants to envelope Earth with up to 42,000 satellites.
The rocket ferried 133 commercial and government spacecraft, as well as 10 Starlink satellites.
The launch has been rescheduled to take place on July 20 at 01:58:14 am UAE Time from Japan’s Tanegashima Space Center after facing several delays due...