Week 1: Introduction to Space Environment and Spacecraft Interactions
Lecture 1: Space environment, its types and weather definition, anatomy of Sun, Solar activities as space weather driver
Lecture 2: Solar wind, solar flare, coronal mass ejection, solar energetic particles event.
Lecture 3: Co-rotating Interaction regions, interplanetary magnetic field (IMF).
Lecture 4: Coupling of solar wind to earth’s magnetosphere and ionosphere, geomagnetic storm and substorm, geomagnetic indices.
Lecture 5: Earth’s radiation belt, and ring current, south Atlantic anomaly.
Week 2: Satellite system and its orbit:
Lecture 6: Different types of earth’s orbit for useful satellite applications like LEO, MEO and GEO/GSO, HEO, PEO.
Lecture 7: Space environment at different earth’s orbits and the applications of the artificial satellites at different orbital altitudes.
Lecture 8: Satellite space segments 1; Mechanical main frames 1; structures, thermal control system.
Lecture 9: Satellite space segments 1; Mechanical main frames 1; structures, thermal control system.
Lecture 10: Electrical main frames 2; Altitude and orbit control system, station keeping, TT and C, payloads
Week 3: Satellite system:
Lecture 11: Earth segments 1; Receive-Only Home TV Systems, Transmit-Receive Earth Stations.
Lecture 12: Earth segments 2;Important subsystems of a typical satellite earth station and Important considerations for satellite operations.
The vacuum spacecraft environment:
Lecture 13: Characteristics of vacuum environment, heat transfer mechanisms in vacuum and its implication of spacecraft thermal design and challenges.
Lecture 14: UV radiation exposure of satellites and its effects, out-gassing effects of spacecraft materials, definition of TML, CVCM, WVR and its’ significance.
Lecture 15: Ground Simulation of vacuum environment, thermo-vacuum chamber, thermo-vacuum test philosophy, Characterization of TML, CVCM and WVR.
Week 4:
Lecture 16: Material selection, design guidelines and mitigation techniques for vacuum environment.
The neutral environment 1
Lecture 17: Neutral gas flow around a spacecraft, earth’s atmosphere, pressure, density and temperature variation with altitude.
Lecture 18: Planetary atmospheres, aerodynamic force; contamination, erosion by atomic oxygen, spacecraft glow.
Lecture 19: Particle impacts on spacecraft, scattering of EM radiation from particles.
Lecture 20: The physics of macroscopic particles, cometary, meteoroids, asteroidal meteors.
Week 5:
Lecture 21: Spacecraft induced neutral Environments,Spacecraft outgassing; chemical thrusters.
Lecture 22: Space debris, its types, space debris management, monitoring, detection and capturing methods.
Lecture 23: Simulation, modeling and mitigation techniques for effects neutral environment.
Plasma Environment 1:
Lecture 24: Basic charged Particle Motion in Constant Electric and Magnetic Fields, gyro-radius, cyclotron frequency.
Lecture 25: ExB drift, Debye shielding, plasma frequency, magnetic mirroring.
Week 6: Plasma Environment 2:
Lecture 26: Geomagnetic storm/substorm and the external and disturbance fields
Lecture 27: Plasma environment in low earth orbit and polar orbits and interaction with spacecrafts
Lecture 28: The geosynchronous orbit plasma environment; spacecraft-plasma interactions.
Lecture 29: The physics of spacecraft charging, spacecraft potential.
Lecture 30: Spacecraft surface charging, absolute charging, differential charging
Week 7: Plasma Environment 3
Lecture 31: General probe theory: the thin-sheath limit, the thick-sheath limit, spacecraft potentials, Langmuir probe.
Lecture 32: Spacecraft as a Langmuir Probe, Current Collection in spherical, cylindrical and plane geometry
Lecture 33: Energy distribution of plasma species, Single Maxwellian and double Maxwellian distribution, Spacecraft charging in a Maxwellian plasma
Lecture 34: Current from the ambient plasma, photoelectric currents, backscattered and secondary electrons.
Lecture 35: Current balance equation, computation of spacecraft built-up potential.
Week 8: Plasma Environment 3
Lecture 36: Effect of magnetic fields on current collection, artificial current and charge sources.
Lecture 37: Space Tethers, Plasma Contactors, and Sheath Ionization.
Lecture 38: Electrostatic Discharges on Spacecraft: Location of discharges on spacecraft, differential charging, electromagnetic Interference.
Lecture 39: Bulk or internal spacecraft charging: high-energy electron and ion fluxes, penetration of high-energy charges into materials, properties of dielectrics, avalanche ionization in a high electric field.
Lecture 40: Satellite anomalies due to spacecraft charging, modelling, simulation and testing.
Week 9: Plasma Environment 4
Lecture 41: Design guide lines and mitigation techniques against spacecraft charging
Radiation environment 1
Lecture 42: Electromagnetic radiation, electromagnetic radiation at radio frequencies, visible and infrared, UV, EUV, and X-rays;
Lecture 43: Energetic particle radiation; trapped radiation, cosmic rays, Solar proton events.
Lecture 44: Radiation belts, radiation belt electron population, nominal electron belt structure and dynamics, solar wind drivers of radiation belt dynamics
Lecture 45: Radiation interactions with matter, single-particle interactions, photon interactions, charged-particle interactions, neutron interactions.
Week 10: Radiation environment 2
Lecture 46: Space radiation risks to astronauts, case studies of ISS
Lecture 47: Effects on spacecrafts, Single event effects, total ionization dose, displacement damage.
Lecture 48: Radiation charging of dielectric materials, physics of radiation-Induced charging, radiation-induced bulk discharges
Lecture 49: Modeling, Simulation, and Testing
Week 11: Radiation environment 3
Lecture 50: Coupling, victim, spacecraft radiation hardening
Lecture 51: Test and evaluation, design guidelines, material selection, wiring and cable shields and their bonding
Lecture 52: Spacecraft radiation hardening, Radiation Hardness Assurance
Lecture 53: Design guidelines and mitigation techniques for the effects of radiation environment.
Risk assessment, reliability 1
Lecture 54: Failures Caused by the Space Environment, a review of different space missions anomalies
Lecture 55: Risk assessment and management, general guidelines for risk assessment
Week 12: Risk assessment, reliability 2
Lecture 56: Reliability and Quality Assurance, Parts reliability
Lecture 57: Satellite system availability
Mission planning, Spacecraft operations and safety
Lecture 58: Space mission drivers, different considerations of mission planning
Lecture 59: Spacecraft operations: fault management systems
Lecture 60: Autonomy in spacecraft operations, different approaches
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