NASA
NASA is the United States space agency responsible for the nation's civilian space program.
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Ritu Sheikh
First written 1 Dec 2025
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NASA (the National Aeronautics and Space Administration) is the space agency of the United States, responsible for the civilian space programme and aerospace research.
Missions
NASA landed astronauts on the Moon during the Apollo programme, operated the Space Shuttle, and built the International Space Station with partners. It has sent probes to every planet and rovers to Mars.
Science
NASA studies Earth's climate, the Sun and the wider universe through telescopes such as Hubble and James Webb.
Frequently asked questions
What does NASA do?
It runs the U.S. civilian space programme and space research.
When did NASA land on the Moon?
In 1969, during the Apollo 11 mission.