This photo provided by Virgin Galactic, Virgin Galactic’s SpaceShipTwo Unity, attached to mothe …

This photo provided by Virgin Galactic, Virgin Galactic's SpaceShipTwo Unity, attached to mothe ...

This photo provided by Virgin Galactic, Virgin Galactic’s SpaceShipTwo Unity, attached to mothership, VMS Eve, takes off on Saturday, Dec. 12, 2020 at Spaceport America in southern New Mexico. Saturday morning’s test flight marks the third space flight overall for Virgin Galactic as the company looks to begin commercial flights next year. (Virgin Galactic via AP)