https://www.reuters.com/article/us-space-exploration-blueorigin/jeff-bezos-worlds-richest-man-set-for-inaugural-space-voyage-idUSKBN2EQ0EP >Jeff Bezos, the world's richest person, on Tuesday is set to blast off aboard his company Blue Origin's New Shepard https://graphics.reuters.com/SPACE-EXPLORATION/BLUEORIGIN/jbyprzzympe/blue-origin.jpg launch vehicle for a suborbital flight as part of a history-making crew - another milestone in ushering in a new era of private space travel.