The Falcon 9 will launch the the crew into orbit, before detaching from the Dragon capsule and returning to Earth - where it will land to be re-used another day. The Dragon will then use its own engines to meet up with and dock to the space station.

The space race between U.S. billionaires is heating up, with Elon Musk's SpaceX planning to build a lunar base and Jeff Bezos pushing Blue Origin's ambitions as both companies aim to return humans to the moon ahead of a planned mission by China in 2030.

Four astronauts are ready to head to the International Space Station after their launch has been delayed by weather conditions below their flight path.

The NASA SpaceX Crew-6 astronauts NASA's Stephen Bowen and Woody Hoburg, the United Arab Emirates' Sultan Al Neyadi and Russian cosmonaut Andrey Fedyaev moved Crew Dragon Endeavour to another International Space Station docking port.

SpaceX Puts Mars on Hold, Pivots to Moon Landing by 2027