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Engineers working on NASA's Ingenuity Mars Helicopter gathered together in a control room for one last time to monitor a transmission from the history-making helicopter at the agency's Jet Propulsion Laboratory on April 16, 2024. The transmission confirmed the operation of a software patch that will allow Ingenuity to act as a stationary testbed and collect data that could benefit future explorers of the Red Planet. Originally designed as short-lived technology demonstration mission that would perform up to five experimental test flights over 30 days, the first aircraft on another world opera…