• 24 Videos, Slides, Films

• 12 Astronomy
• 3 Origin
• 2 Collisions (Astrophysics)
• 2 Historical geology
• 2 History
• 2 Physical geography
• 2 Plate tectonics
• 2 Satellites
• 2 Space environment
• 2 Stars
• 1 Asteroids
• 1 Atmosphere
• 1 Biodiversity
• 1 Biology
• 1 Collisions with Earth
• 1 Comets
• 1 Evolution (Biology)
• 1 Exobiology
• 1 Explosions
• 1 Galaxies
• 1 Geomorphology
• 1 Gravity
• 1 Life
• 1 Life on other planets
• 1 Meteors

• 24 Films for the Humanities & Sciences (Firm)
• 6 BBC Worldwide Ltd
• 3 Infobase
• 2 American Museum of Natural History
• 1 ABC International
• 1 Québec/Amérique International

• 24 English

• 1 Earth (Planet)
• 1 Galaxies
• 1 Jupiter (Planet)
• 1 Mars (Planet)
• 1 Outer space

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