Flying a helicopter on Mars is getting 'harder and harder,' NASA says
High-risk, high-reward. NASA's Mars helicopter gamble has paid off as Ingenuity continues to soar over the Martian landscape as a scout for the Perseverance rover. It's been a triumphant mission, but the helicopter's job is getting a lot tougher to perform. Havard Grip, Ingenuity's chief pilot, …
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