Watch as Amazon boss Jeff Bezos's Blue Origin attempted to launch its New Glenn rocket for the first time from Cape Canaveral, Florida, on Monday, 13 January. It was to be the long-delayed debut launch of Mr Bezos's challenge to SpaceX's dominance in the satellite launch market.

Elon Musk and Jeff Bezos share a bunch of things in common. They both have over a billion dollars, they're both among the richest people on earth, they're both titans of the tech industry and they're both heavily investing in private companies on space missions.