Related by context. Frequent words. (Click for all words.) 47 SpaceX Falcon 9 47 phase IIa 47 spaceplane 46 IND submission 46 Dragon spacecraft 45 Prefeasibility Study 45 Minotaur IV 45 hypersonic flight 44 Dragon capsule 44 Concept 44 LRIP 43 Multicenter 43 #-# freighter 43 Phase 1a 43 prototype 43 Preliminary Feasibility Study 43 Design 43 STOVL 42 prototypes 42 Orion Crew 42 preclinical toxicology 42 Ares IX rocket 42 Prototype 42 P 8A Poseidon 42 Successful Completion 42 BLA submission 42 BrachySil 41 phase IIb 41 AMEC Americas Limited 41 X #B 41 design 41 confirmatory Phase III 41 Launch Date 41 Phase III 41 registrational trial 41 SkyCatcher 41 scramjet engine 41 Heavy Lift 41 VSS Enterprise 41 mockups 41 preliminary 41 Geosynchronous Satellite Launch Vehicle 40 Pre Feasibility 40 PROPEL trial 40 nanosatellite 40 X #A 40 Design FEED 40 Phase IIa trial 40 Mars# 40 Clinical Trial Results 40 CH #F 40 Trent XWB 40 unpiloted 40 Ares IX 40 schematic designs 40 Shenzhou VI 39 Phase 2b study 39 Citation Mustang 39 Orion spacecraft 39 scramjet 39 CubeSat 39 reusable spacecraft 39 Phase IIa clinical 39 robotic spacecraft 39 schematic design 39 Feasibility 39 Boeing Dreamliner 39 Northrop Grumman Lunar Lander 39 Phase 2a trial 39 Phase 2a 39 Met Chem 39 SpaceShipTwo 39 Estimated completion 39 UCAV 39 Phase 2b 39 completion 38 Sukhoi Superjet 38 unblinding 38 GOCE 38 prefeasibility 38 Feasibility Study 38 phase 2a 38 Phase IIb 38 Crew Exploration 38 Bulava missile 38 GOES N 38 Camaro Convertible 38 GSLV D3 38 Conceptual 38 ARJ# 38 Iridium NEXT 38 twinjet 38 Phase 2a clinical 38 supersonic cruise missile 38 confirmatory Phase 3 38 Superjet 37 Phase Ib clinical 37 IND enabling 37 Ultimate Aero 37 MGP W# 37 Orion capsule