• 71 Videos, Slides, Films

• 70 Stars
• 62 Astronomy
• 43 Physical sciences
• 43 Space
• 33 Outer space
• 6 Physics
• 4 Space flight
• 3 Exploration
• 3 Philosophy
• 2 Discoveries in science
• 2 History
• 2 Quantum theory
• 2 Space environment
• 2 Study and teaching
• 1 Asteroids
• 1 Astronomical geography
• 1 Biology
• 1 Biosphere
• 1 Black holes (Astronomy)
• 1 Collisions (Astrophysics)
• 1 Collisions with Earth
• 1 Cosmic rays
• 1 Dark matter (Astronomy)
• 1 Disasters

• 45 Infobase
• 28 Films for the Humanities & Sciences (Firm)
• 18 Trader Multimedia Inc. (Firm)
• 6 A&E Networks (Firm)
• 6 Cambridge Educational (Firm)
• 6 PBS (Firm)
• 3 MVD (Firm)
• 2 Australian Broadcasting Corporation (Firm)
• 2 BBC (Firm)
• 2 Public Broadcasting Service (U.S.)
• 1 4 Learning (Firm)
• 1 Allegro Productions (Firm)
• 1 American Museum of Natural History
• 1 Autentic Distribution GmbH (Firm)
• 1 BBC Worldwide Ltd
• 1 Cerebellum Corporation (Firm)
• 1 Economist Group Limited (Firm)
• 1 Juno Films (Firm)
• 1 Makematic (Firm)
• 1 National Geographic Society (U.S.)
• 1 Scorpion TV

• 70 English
• 1 Spanish

• 27 Outer space
• 1 Solar system
• 1 United States

• 71 Internet videos
• 49 Video recordings for the hearing impaired
• 28 Educational films
• 28 Videorecording

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