• 6 Books

• 5 Exploration
• 2 Interplanetary voyages
• 2 Science fiction
• 2 Space flight
• 1 Astronauts
• 1 Bombs
• 1 Hayden Planetarium
• 1 Hubble Space Telescope (Spacecraft)
• 1 Life on other planets
• 1 Space flight to the moon
• 1 Telepathy
• 1 Telescopes

• 3 Branley, Franklyn M. (Franklyn Mansfield), 1915-2002
• 2 Sutton, Jean, 1916-
• 2 Sutton, Jeff
• 1 Bensusen, Sally J.
• 1 Bobri, Vladimir
• 1 Frost, Frances, 1905-1959
• 1 Galdone, Paul
• 1 Maestro, Giulio

• 6 English
• 1 Spanish

• 1 Moon

• 3 Juvenile fiction
• 1 Fiction

Limit year range