rootbrowseIAC-18symposium D4D4. 16th IAA SYMPOSIUM ON VISIONS AND STRATEGIES FOR THE FUTURESessions1. Innovative Concepts and Technologies2. Contribution of Space Activities to Solving Global Societal Issues3. Conceptualizing Space Elevators and Tethered Satellites4. Strategies for Rapid Implementation of Interstellar Missions: Precursors and Beyond5. Space Resources: Technologies, Systems, Missions and PoliciesIP. Interactive Presentations - 16th IAA SYMPOSIUM ON VISIONS AND STRATEGIES FOR THE FUTURE