As humans enter what has been termed the ‘third space age’, it’s private companies – not governments – leading the chargeIf the 20th-century space race was about political power, this century’s will be about money. But for those who dream of sending humans back to the moon and possibly Mars, it’s an exciting time to be alive whether it’s presidents or billionaires paying the fare.Space flight is having a renaissance moment, bringing a fresh energy not seen since the days of the Apollo programme... Read this story