Space-Travel Technology has developed majorly over recent years since the first journeys to Mars and Venus and the terraforming and colonisation utilising Ark Ships. By 2085 commercial space-travel had been well underway. Independant commercial spacelines include Rising Sun Spacelines and Pan-Continuum, who both operate Yutanyi-built luxury liners utilisng Nuclear Pulse propulsion, which cuts down a 5 month journey from Earth to Mars down to just 2 Month.