It's been a massive year for space travel. Firstly, we had not one, but TWO famous billionaires go to space and now, the first all-civilian crew of astronauts will blast off for a three day jaunt around Earth's orbit.[audio mp3="https://media.radiocms.net/uploads/2021/09/15114452/LeoEnright_1509_21.mp3"][/audio]Inspiration4 is the latest project being run and it's a collaboration between Space X and billionaire tech guru Jared Isaacman. The crew of four feature Jared, a doctor and two people who have won their seats on board through competitions and sweepstakes.While the rocket will be completely autonomous, the journey isn't without it's own challenges and there are major risks involved.Speaking to Dermot and Dave, space journalist Leo Enright explained who the crew are, how they will have trained and what this could mean for space travel in general.You can catch the chat by clicking play above.