Contents Foreword i Preface v Chapter 1 Introduction 1 1.1 The rise of space science 2 1.2 Actors in space science activities 13 1.3 The need for international cooperation 18 1.4 Organization of this book 22 Chapter 2 Fundamental Elements in Space Science Programs 26 2.1 Funding 27 2.2 Bottom-up selection 29 2.3 Scientific excellence 33 2.4 Challenging scientific instruments 37 2.5 System engineering 40 2.6 Maximization of the science output 43 2.7 Data policies 45 Chapter 3 Models for International Cooperation in Space Science 49 3.1 Data sharing 50 3.2 Observing time 52 3.3 Missions of opportunity 54 3.4 Cooperation between programs 56 3.5 Coordination in the long-term strategic plans 59 3.6 Provision of instruments 61 3.7 Joint development of missions 64 Chapter 4 Key Elements for a Successful Cooperation 69 4.1 Science community 70 4.2 Mutual trust 74 4.3 Leadership 78 4.4 Management 81 4.5 Cultural differences 85 4.6 Legal framework 87 Chapter 5 International Organizations for Space Science 94 5.1 COSPAR 95 5.2 IAA 102 5.3 IAF 106 5.4 ISSI 108 5.5 ISSI-BJ 112 5.6 UNOOSA 113 Chapter 6 Examples of Space Science Collaboration Projects 116 6.1 The Halley Comet encounter 117 6.2 HST 121 6.3 Cluster and Double Star 125 6.4 INTEGRAL 128 6.5 Cassini-Huygens 131 6.6 SVOM 134 6.7 SMILE137 Chapter 7 The Future of International Cooperation in Space Science 140 7.1 Important science frontiers need joint efforts141 7.2 Commercial space as a new player 142 7.3 Constellations of small satellites for space science144 7.4 Commercial services for space science147 7.5 Cooperation and competition 149 7.6 Responsibility of science communities150 References 153