There has been a fair share of name-calling and pettiness in the upper echelons of America’s space leadership this week, with Elon Musk taking aim at acting NASA Administrator Sean Duffy on X. The spat erupted after Duffy suggested SpaceX was falling behind on the Artemis lunar programme and would open contracts to rivals, including Blue Origin. The row also recalls earlier tensions when President Trump withdrew Musk ally Jared Isaacman’s nomination to lead NASA, following the well-publicised fallout between Musk and Trump. Elon Musk’s simmering tensions with the Trump administration reignited this week after the billionaire launched a furious online tirade at U.S. Transportation Secretary and acting NASA Administrator Sean Duffy. The exchange erupted on Tuesday when Musk accused

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