rootbrowseIAC-18symposium GTSGTS. GLOBAL TECHNICAL SYMPOSIUMSessions1-B1.6. Citizen Science in Global Earth Observation Systems2-B3.9. Human Spaceflight Global Technical Session3-B2.8. Space Communications and Navigation Global Technical Session4-E2.3. Student Team Competition5-B4.9. Small Satellite Missions Global Technical Session