The firm is developing a space vehicle called Dream Chaser, which could carry six to eight people to and from low-Earth orbit.
该公司正研发叫“追梦者”的航天飞船，该飞船能载6到8人在近地轨道往返飞行。
The space agency is due to retire the shuttle fleet this year to focus on developing a new spacecraft that can go beyond low-Earth-orbit .
由于“奋进号”即将退役，美国宇航局将重点研发能够超出低地球轨道的新的宇宙飞船。
The space agency is due to retire the shuttle fleet this year to focus on developing a new spacecraft that can go beyond low-Earth-orbit .
由于“奋进号”即将退役，美国宇航局将重点研发能够超出低地球轨道的新的宇宙飞船。
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