14.12.2011, 11:21 Microsoft co-founder Paul Allen plans to build an unmanned spacecraft to launch rockets and deliver cargoes to orbit. The new spacecraft will also put in orbit space satellites and carry rockets with research equipment for the ISS. The giant craft will be provided with six Boeing 747 engines and its wing span will be 117 meters. Microsoft co-founder Paul Allen plans to build an unmanned spacecraft to launch rockets and deliver cargoes
