After an absence of 50 years, Nasa is returning to the Moon. This time the programme is named after Artemis, the Greek goddess of the Moon and twin sister of Sun god Apollo. Not only is it a better fit in terms of name and destination, Artemis will ensure something Apollo neglected to do: it will put the first woman on the Moon. Appropriately, Nasa's first female launch director, Charlie Blackwell-Thompson, will oversee the countdown and lift-off of the first mission. But Artemis I is fa...