LEND: The Lunar Neutron Counter

  • Released Thursday, March 31st, 2011
  • Updated Wednesday, May 3rd, 2023 at 1:53PM

How would you find out where to look for water on the Moon? NASA's Lunar Reconnaissance Orbiter has a unique answer: Count the neutrons coming from the Moon! By measuring the relative amounts of slow and fast neutrons coming from soil on the Moon, scientists think they can estimate the amount of hydrogen. And it's believed that where there's hydrogen, there might also be water! Find out more about LEND by watching this video.


Please give credit for this item to:
NASA/Goddard Space Flight Center


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