Trump's new Nasa chief is expected to announce plans to build a nuclear reactor on the moon this week. While Nasa explored the possibility in the past, Sean Duffy, the US Transport Secretary and temporary Nasa administrator,

NASA's interim administrator, Sean Duffy, has unveiled an ambitious directive to fast-track a 100-kilowatt nuclear reactor for the Moon by 2030, a cornerstone of President Donald Trump's vision to dominate the second space race.