More than 50 years after the Apollo program, astronauts are returning to the Moon. But Artemis is no longer about proving that it is possible, writes Anthony Cuthbertson , it is about demonstrating that it is worthwhile O n a cloudy summer’s day in 1919, two men packed a lunch of sandwiches, cigarettes, and coffee fortified with whiskey and climbed aboard a plane made of wood and fabric. Less than 16 hours after taking off from Newfoundland, John Alcock and Arthur Brown crash landed in a bog in