1. AAE450 Senior Spacecraft Design Nathan Payne Week 2: January 25 th, 2007 Dynamics & Control Attitude Determination and Control System

2. AAE450 Senior Spacecraft Design Dimensions of Spin-Up XCM33.71m L_jet97.99m L_prop29.22m L_truss100.0m L_tc2.476m L_tv3.301m r_prop5.0m r_tc3.0m r_tv4.5m Iyy2.845x10 8 kg-m 2 ω3.020rpm burn time8.343min

3. AAE450 Senior Spacecraft Design ADCS Mass, Power, Volume Dry Mass2,000kg Dry Volume1.0m 3 Prop Mass1,600kg Prop Volume1.600m 3 Power Req.Minimal Thrust for Spin-Up (each axis) 1,800N Isp275s

4. AAE450 Senior Spacecraft Design Backup Slides

5. AAE450 Senior Spacecraft Design Iyy – Moment of Inertia

6. AAE450 Senior Spacecraft Design Prop Mass, Burn Time

7. AAE450 Senior Spacecraft Design References Hall, Theodore W., “Artificial Gravity and the Architecture of Orbital Habits,” 1997, sec. 3-6, http://www.spacefuture.com/archive/artificial_gravity_and_the_archit ecture_of_orbital_habitats.shtml, [retrieved Jan 2007] http://www.spacefuture.com/archive/artificial_gravity_and_the_archit ecture_of_orbital_habitats.shtml “NASA’s Exploration Systems Architecture Study,” NASA-TM-2005- 214062, November 2005, sec.5, pp.217-246, http://www.nasa.gov/mission_pages/constellation/news/ESAS_repor t.html, [retrieved Jan 2007] http://www.nasa.gov/mission_pages/constellation/news/ESAS_repor t.html