19karina19 The prototype aircraft, which may be able to fly in the atmosphere of Mars, tested on the ground Flight research center NASА in Edwards, California. Remotely operated vehicle Prandtl-M not equipped with an engine and has a wingspan of 60 centimeters. On this project for the second year running, a group of students from American universities. To test the device in conditions close to the rarefied atmosphere of the red planet have raised the atmospheric probe to a height of 30.5 kilometer.