Virgin Galactic is poised to roll out SpaceShip III this week, one of two new classes of launch vehicle it is developing to support its long-term goal for multiple spaceports, even as its latest test launch remains delayed and its earnings took a hit last year.Billionaire Richard Branson’s space company said last month it plans to begin ferrying private, paying passengers into space by early 2022, but it reported a net loss of $74m during the fourth quarter and acknowledged its February test flight, which was already a redo of a December launch, faced a months-long delay.Still, Virgin...…Virgin Galactic is poised to roll out SpaceShip III this week, one of two new classes of launch vehicle it is developing to support its long-term goal for multiple spaceports, even as its latest test launch remains delayed and its earnings took a hit last year.Billionaire Richard Branson’s space company said last month it plans to begin ferrying private, paying passengers into space by early 2022, but it reported a net loss of $74m during the fourth quarter and acknowledged its February test flight, which was already a redo of a December launch, faced a months-long delay.Still, Virgin...WW…