completes

Mercury Completes the Planetary Parade at Dusk

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Planets

One planet was missing from the sunset lineup… until now. Perhaps you’ve seen the news headlines admonishing sky watchers to ‘See All Naked Eye Planets…at Once!’ in January. While this was basically true, it was also missing one key player: Mercury. This week, the swift inner planet joins the scene at dusk. It’s certainly rare … Read more

JPL completes investigation of Ingenuity’s final flight

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WASHINGTON — NASA’s Ingenuity Mars helicopter crashed early this year when its navigation system was confused by the featureless terrain it was flying over, project engineers concluded. Leaders of the Ingenuity Mars helicopter project at the Jet Propulsion Laboratory briefed the results of what they have dubbed the “first aircraft accident investigation on another world” … Read more