In January 2019, NASA's Mars Helicopter technology demonstration was put through rigorous tests to verify it is ready for the Red Planet.
Source: JPL — https://images.nasa.gov/details-JPL-20190326-TECHf-0001-Mars%20Helicopter%20VF
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In January 2019, NASA's Mars Helicopter technology demonstration was put through rigorous tests to verify it is ready for the Red Planet.
Source: JPL — https://images.nasa.gov/details-JPL-20190326-TECHf-0001-Mars%20Helicopter%20VF