• 19 Books
• 5 Photos, Drawings, Prints

• 18 Voyager Project
• 10 Satellites
• 4 Posters
• 3 Jupiter probes
• 2 Comets
• 2 Exploration
• 2 Observations
• 1 Pioneer (Space probes)
• 1 Poster
• 1 Study and teaching

• 17 Jet Propulsion Laboratory (U.S.)
• 1 Jet Propulsion Laboratory (U.S.). Office of Educational Services
• 1 United States

• 24 English

• 2 Outer space
• 2 Saturn (Planet)
• 1 Uranus (Planet)

• 13 Photographs from space
• 2 Observations

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