SPACEFLIGHT DYNAMICS Course 2602 Department of Physics and Astronomy Professor Bob Warwick

Course Outline 1. Celestial Mechanics 2. Orbital Properties 3. Orbit Specification 4. The Launch Phase 5. Near-Earth Orbital Manoeuvres 6. Orbital Perturbations 7. Deep Space Missions 8. Future Prospects

Further Reading Spacecraft/Systems Spacecraft Systems Engineering Fortescue & Stark Rocket Prop. & Spacecraft Dyn. Cornelisse,Schoyer,Wakker Space Missions Analysis & Design Wertz & Larson Rocket and Spacecraft Propulsion Turner Celestial Mechanics Orbital Motion Roy Fundamentals of Astrodynamics Bates, Mueller and White Adventures in Celestial Mechanics Szebehely Spaceflight Dynamics Wiesel General Interest Starflight Handbook Mallove & Matloff Websites

Topic I - Celestial Mechanics 1.1 Kepler’s Laws; Newton’s Law of Gravity 1.2 The Many Body Problem 1.3The Two-Body Problem

Topic 2 - Orbital Properties 2.1 Types of Conic Section 2.2 Dependence on the Initial Conditions 2.3 Measuring the Position in the Orbit

Topic 3 - Orbit Specification 3.1 Reference Frames and Coordinate Systems 3.2 The Orbital Elements 3.3Orbit Determination

Topic 4 - The Launch Phase 4.1 Launching Spacecraft from the Earth 4.2 Launch Trajectories 4.3Launch Sites and Ground Stations

Ariane V ECA 21,000 kg to LEO 10,500 kg to GTO

Automated Transfer Vehicle First launch – July

Ares V & Ares I Launch Systems

Topic 5 - Near-Earth Orbital Manoeuvres 5.1 Adjustment of Orbital Parameters 5.2 Hohmann Transfer to Geosynchronous Orbit 5.3Transfer to Geostationary Orbit

Topic 6 - Orbital Perturbations 6.1 Effects due to the Earth’s Gravitational Potential 6.2 Atmospheric Drag, Luni-Solar & Other Perturbations 6.3Station Keeping in Geostationary Orbit

Topic 7 - Deep Space Missions 7.1 Planetary `Spheres of Influence’ 7.2 Feasibility Studies of Interplanetary Missions 7.3Computing Interplanetary Trajectories

Topic 8 - Future Prospects 8.1 Interstellar Missions 8.2Advanced Propulsion Concepts 8.3 Space Elevators