Contents List EXECUTIVE SUMMARY The Economics of Powersat Prospects for a Powersat Technology Demonstrator Programme Acknowledgement of Support PART I : THE ECONOMICS OF POWERSATS 1. Introduction : Space Power - Understanding the Problems 2. Finding the First Application 2.1 The Economics of Powersats 2.2 The Niche Market Approach 3. Example 1 : Communications Satellites 4. Example 2 : Space Stations and Low Earth Orbit Platforms 4.1 Meeting a Recurring Operational Need 4.1.1 Example of Space Station Freedom 4.1.2 Columbus Free-Flyer 4.2 Two Possible Options for LEO Space Stations 4.2.1 Option 1: The Co-orbiting Microwave Solution 4.2.2 Option 2: The High-Orbit Laser Solution 5. Economic Analysis of Powersats for Space Stations 5.1 Analysis Approach 5.2 launch Costs 5.3 Economic Analysis Technique 5.4 Assumptions 5.5 Results 5.6 Discussion & Summary 6. Principal Conclusions 7. References & Footnotes
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