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8A : Planetary Astronomy
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8A10 Solar System Mechanics
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8A20 Earth-Moon Mechanics
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8A35 Views From Earth
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8A40-8A80 Planetary Properties
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8B : Stellar Astronomy
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8B10 The Sun
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8B20 Stellar Spectra
- 8B20.10 - Stellar Spectra
- 8B20.20 - Doppler Effect & Stellar Spectra
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8B30 Stellar Evolution
- 8B30.35 - Binary Star System
- 8B30.50 - Supernova Core Bounce
- 8B30.95 - Forward and Backward Scattering
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8C : Cosmology
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8C10 Models of the Universe
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