Virgin Galactic's passenger rocket plane VSS Unity, carrying billionaire entrepreneur Richard Branson and his crew, descends after reaching the edge of space above Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Virgin Galactic's passenger rocket plane VSS Unity, carrying billionaire entrepreneur Richard Branson and his crew, begins its ascent to the edge of space above Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Billionaire entrepreneur Richard Branson celebrates with crew members Sirisha Bandla, Beth Moses and Colin Bennett after flying Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Billionaire entrepreneur Richard Branson sprays the crew with champagne after they were announced as astronauts for flying Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Virgin Galactic's passenger rocket plane VSS Unity, carrying billionaire entrepreneur Richard Branson and his crew, descends after reaching the edge of space above Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Canadian astronaut Chris Hadfield pins astronaut wings onto the flight suit of billionaire entrepreneur Richard Branson, after he flew with a crew in Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Canadian astronaut Chris Hadfield holds astronaut wings before awarding them to the crew, including Richard Branson, who flew in Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Billionaire entrepreneur Richard Branson wears his astronaut's wings at a news conference, after flying with a crew in Virgin Galactic's passenger rocket plane VSS Unity to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Virgin Galactic's passenger rocket plane VSS Unity, carrying billionaire entrepreneur Richard Branson and his crew, begins its ascent to the edge of space above Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Virgin Galactic's passenger rocket plane VSS Unity, borne by twin-fuselage carrier jet dubbed VMS Eve, takes off with billionaire entrepreneur Richard Branson and his crew for travel to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper TPX IMAGES OF THE DAY 

Virgin Galactic's passenger rocket plane VSS Unity, borne by twin-fuselage carrier jet dubbed VMS Eve, takes off with billionaire entrepreneur Richard Branson and his crew for travel to the edge of space at Spaceport America near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Billionaire entrepreneur Richard Branson departs with his crew prior to boarding, for travel to the edge of space in Virgin Galactic's passenger rocket plane VSS Unity, near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Billionaire entrepreneur Richard Branson departs with his crew prior to boarding, for travel to the edge of space in Virgin Galactic's passenger rocket plane VSS Unity, near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper 

Michael Masucci waves as he departs to pilot the twin-fuselage jet dubbed VMS Eve, carrier aircraft for the crew and billionaire entrepreneur Richard Branson flying Virgin Galactic's passenger rocket plane VSS Unity, near Truth or Consequences, New Mexico, U.S., July 11, 2021. REUTERS/Joe Skipper