It used to be that once your star had fallen in Donald Trump’s orbit, it was destined never to rise again. Any number of discarded former allies stretching back to Trump’s first term of office could testify as much.
One who has emerged from a political black hole to return to the president’s firmament is the billionaire private astronaut Jared Isaacman, who will on Wednesday tell senators – for the second time – why he is the best person to lead the National Aeronautics and Space Administration (Nasa).
