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At one time, Douglas Aircraft, McDonnell Aircraft, North American Aviation and Rockwell International were all players in the space program.

曾几何时，道格拉斯航空公司、麦克唐纳航空公司、北美航空公司和洛克·维尔国际公司都是太空计划的参与者。

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Li said that recent years have witnessed sound and fruitful cooperation between both sides in the areas of nuclear energy, aviation, railway and space.

李肇星说，近年来，中法在核能、航空、铁路、空间等领域合作良好，成果丰硕。

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Now he has joined with aviation designer Burt Rutan to form a new space travel company, Virgin Galactic.

VOA: special.2009.12.18

They felt the X-15 could have continued to provide new information about aviation and space.

VOA: special.2010.07.07

All of these technologies were first created by NASA to help explore space and improve aviation.

FORBES: 10 NASA Spinoff Technology Products And The Optimus Prime Contest

That said, more exciting things are happening in the commercial aviation space.

FORBES: 5 Rocket Stocks to Buy This Week

As OMB previously indicated in our statement for the record for this Committee's May 6 hearing, if additional resources are warranted for Station development, the Administration intends to look first for offsets within NASA while protecting Administration priorities in space and earth science, advanced space transportation, and aviation safety research.

WHITEHOUSE: Jacob J. Lew Testimony to House Science Committee, 08/06/1998 | The White House