17 June,2013 08:18 AM IST | | PTI
"They decided together they want their big day in September, probably on one of St Tropez's beaches. Ashton is already going into space on Branson's Virgin Galactic flight and he has said Mila will definitely be at his side as his honeymoon present," a source said.u00a0
The couple will join 600 space tourists, who are signed up for Virgin's SpaceShip Two flight which costs 124,000 pounds a seat. The craft is set to launch at Christmas after passing a test flight over California's Mojave Desert.u00a0