A visit to the National Aeronautics and Space Administration (NASA) Web site is free, fun, and educational.

国家航空和宇宙航行局（NASA）的网站完全免费，既有趣又能学到知识，宇航局探索激发小孩子的求知欲，并附有如何参与的指导。

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So the National Aeronautics and Space Administration (NASA) will produce a mini-book to show that yes, indeed, Americans did land on the Moon.

美国航空航天局将会就此问题出版一本袖珍书，向世界证明美国人的确曾踏上月球。

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The United States National Aeronautics and space administration a research satellite launched in 1991, running for 3 years to study atmospheric ozone level mission.

美国航空航天局1991年发射这颗研究卫星，执行为期3年研究大气臭氧水平的使命。

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Soon,Congress passed a bill creating NASA the National Aeronautics and Space Administration.

VOA: special.2009.06.10

Experts are also taking a fresh look at the National Aeronautics and Space Administration's 1996 Project Orion, a "space broom" concept to fry space trash with ground-based lasers.

WSJ: A Cosmic Question: How to Get Rid Of All That Orbiting Space Junk?

In an interview, Gary Wentz, a former senior National Aeronautics and Space Administration official tapped as the new company's chief executive, suggested the business case for the project also may be fluid.

WSJ: Microsoft Co-Founder to Build Massive Jet for Space Launches

The National Aeronautics and Space Administration (NASA) called a press conference.

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