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Topic: NASA’s Lunar CRater Observation and Sensing Satellite

NASA answers the question, “Is There an Atmosphere on the Moon?”

 

Written by Brian Day
NASA’s Ames Research Center

NASA - National Aeronautics and Space AdministrationMoffett Field, CA – Until recently, most everyone accepted the conventional wisdom that the moon has virtually no atmosphere.

Just as the discovery of water on the moon transformed our textbook knowledge of Earth’s nearest celestial neighbor, recent studies confirm that our moon does indeed have an atmosphere consisting of some unusual gases, including sodium and potassium, which are not found in the atmospheres of Earth, Mars or Venus.

It’s an infinitesimal amount of air when compared to Earth’s atmosphere.

The Lunar Atmospheric Composition Experiment (LACE) deployment during the Apollo 17 mission. (Image credit: NASA)

The Lunar Atmospheric Composition Experiment (LACE) deployment during the Apollo 17 mission. (Image credit: NASA)

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