Free Astronomy Magazine January-February 2015

10 JANUARY-FEBRUARY 2015 ASTRONAUTICS The march of the British company Virgin Galactic towards the conquest of the space tourism market has come to a sudden stop in the face of its first flight disaster, occurred just a few days from an- other accident involving an Orbital Sciences rocket bound for the ISS. Is private space travel in crisis? SpaceShipTwo, a serious blow to private spaceflight