Jeff Bezos, the world's richest man, and three other passengers will fly on a suborbital mission into space Tuesday morning aboard Blue Origin's New Shepard.
The latest: The New Shepard is set to take flight around 9 a.m. ET with Bezos, his brother Mark, aviator Wally Funk and the company's first paying customer, 18-year-old Oliver Daemen. The livestream will be aired on Blue Origin's website.
Catch up quick: Tuesday's flight is the Blue Origin's first crewed launch and is the culmination of years of work for the company, which is trying to beef up its customer base for these suborbital flights.
The big picture: Bezos is the second billionaire this month to launch into space in his company's own rocket, after Richard Branson completed his own Virgin Galactic suborbital flight on July 11.
Go deeper: Billionaires are the new face of the final frontier
This story is developing and will be updated.