
Mars helicopter Ingenuity performs well before first flight
April 7 (UPI) -- NASA's Mars helicopter Ingenuity, the first powered aircraft on another planet, is free of the Perseverance rover that carried it and appears to be functioning well ahead of its first flight on Sunday, the space agency said. NASA plans to broadcast the results of that first flight at 3:30 a.m. EDT Monday after the helicopter transmits data and images to Perseverance, which will send them back to Earth. Advertisement The helicopter detached from the rover's underbelly Saturday and survived subzero temperatures with its own heaters, which NASA said was "a major milestone" in an announcement Tuesday. The 4-pound rover uses solar panels to charge its batteries and keep delicate electronics safe from extreme cold that can reach 130 degrees F below zero. "So far, everything ha...