NASA is the United States government agency that runs civilian space travel and the scientific study of space. It plans missions, builds and flies spacecraft, and studies Earth from above as well as the moon, planets, and stars.

NASA NASA is是 the United States government agency美國政府機構，that runs civilian space travel and the scientific study of space負責民間太空旅行和太空科學研究。It它 plans missions規劃任務、builds and flies spacecraft建造並飛行太空船，and還 studies Earth from above從高空研究地球，as well as the moon, planets, and stars還有月球、行星、和星星。

The letters stand for National Aeronautics and Space Administration: aeronautics is flying in Earth’s air, and space is beyond it.

The letters stand for這幾個字母代表 National Aeronautics and Space AdministrationNational Aeronautics and Space Administration（國家航空暨太空總署）：aeronautics is flying in Earth's air aeronautics指在地球大氣裡飛行，and而 space is beyond it space則是大氣之外。

People in Taiwan usually just say NASA.

People in Taiwan台灣人 usually just say通常就直接說 NASA NASA。

It is not a company, and it is not the army — though the US military has its own space work, and other countries have their own agencies. When news says “NASA found…,” it means this American civilian agency, not every space programme in the world.

It它 is not a company不是公司，and也 it is not the army不是軍隊——though雖然 the US military has its own space work美國軍方有自己的太空業務，and而且 other countries have their own agencies其他國家也有自己的太空機構。When news says "NASA found…,"當新聞說「NASA發現……」的時候，it means指的是 this American civilian agency這個美國民間機構，not不是 every space programme in the world全世界所有的太空計畫。