A former Nasa administrator has warned that America’s plan to return astronauts to the moon is technically unworkable, urging a much simpler approach – similar to China’s – as the only realistic way to stay ahead.
Mike Griffin, a 76-year-old aerospace engineer who led Nasa during the George W. Bush administration, told Congress that the Artemis programme “cannot work” because it relies on an overly complex design and many unproven technologies.
Under the current plan, the Artemis III mission…