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
Dilarang memposting ulang tanpa izin dari Kreator.
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