Jeff Bezos' space company Blue Origin is preparing to launch its New Glenn rocket from the Cape Canaveral Space Force Station in Florida just after midnight on Sunday. It's been a long time coming: the company has been developing the 32-foot-tall rocket,

Jeff Bezos' Blue Origin is set for an inaugural launch of its giant New Glenn rocket on Sunday, a long-awaited first leap to Earth orbit that sets up one of the biggest challenges yet to industry dominance enjoyed by Elon Musk's SpaceX.

Bezos' New Glenn and Musk's Starship both are heading for launch, and both could lift off in close timing to each other. Here's what we know.