Commentary Of the three private space mavericks here on planet Earth, Richard Branson seems to be the forgotten explorer. In July 2021, Sir Richard and five other crew members climbed aboard Unity 22 and blasted skyward to personally explore the edge of gravity. Since then, things have been pretty quiet from the company—until recently. Barron’s recently noted that the line for space tourism is open. But it’ll probably be a short one. The article said, “Space flight isn’t going to be cheap. The ticket price listed is $450,000 with a $150,000 deposit.” That’s $450 million in revenue if they can sell all 1,000 seats. And considering top-line sales in 2019 were just under $4 million—probably all from Virgin Galactic t-shirt sales—that’s a meaningful number. Of course, only a handful of passengers can fit on each flight … it’ll be a while before they realize all that revenue, assuming they can …