, and sir richard branson, who operates virgin or owned virgin atlantic airways, partnered with burt rutan and his company, scale composites to do a larger version of spaceship one. he's named it virgin galactic, and it will hold 12 people. and it is being developed for the express purpose of providing space flight to paying customers who want to have the experience of space flight. they don't have a set debut date yet. they suffered a real setback when one of their test flights crashed. but it's still out there on the horizon as something that's likely to happen. and virgin galactic is by no means the only such company. there are other companies who are developing spacecraft for the very same reason. and we may be on the threshold of a new era in human space flight. most of the spacecraft that are in the collection of the national air and space museum come from our space agency. nasa is our principle donor, and at the end of nasa's need, the agency will transfer spacecraft, space suits, and a great variety of other equipment to the museum so it can be preserved and displayed and even used