Virgin Galactic SpaceshipTwo Unity flys free in the New Mexico Airspace for the first time on Friday, May 1, 2020. Virgin Galactic's spaceship VSS Unity has landed in the New Mexico desert after its first glide flight from Spaceport America. The company announced Friday's flight on social media, sharing photos of the spaceship. (Virgin Galactic via AP)

FILE - In this Aug. 15, 2019, file photo, Virgin Galactic ground crew guide the company's carrier plane into the hangar at Spaceport America following a test flight over the desert near Upham, N.M. Virgin Galactic has received nearly 8,000 online reservations of interest since its first successful test flight into space 14 months ago, the company said Tuesday, Feb. 25, 2020, as it nears commercial operation and prepares to reopen ticket sales. (AP Photo/Susan Montoya Bryan, File)

FILE - This Thursday, Feb. 13, 2020, file photo provided by Virgin Galactic shows the Virgin Galactic's VSS Unity flying over Spaceport America in Truth or Consequences, N.M. Virgin Galactic has received nearly 8,000 online reservations of interest since its first successful test flight into space 14 months ago, the company said Tuesday, Feb. 25, 2020, as it nears commercial operation and prepares to reopen ticket sales. (Virgin Galactic via AP, File)

SpaceShipTwo Unity completes a runway landing at Spaceport America, in New Mexico on Friday, May 1, 2020. Virgin Galactic's spaceship VSS Unity has landed in the New Mexico desert after its first glide flight from Spaceport America. The company announced Friday's flight on social media, sharing photos of the spaceship. (Virgin Galactic via AP)