• 19 Cooperative Children's Book Center (CCBC)
• 13 Memorial Library
• 6 MERIT Library
• 3 Information School Library
• 2 College Library
• 1 ILL Library

• 81 Books
• 1 Maps, Atlases
• 1 Sound Recordings

• 1 Compact Discs

• 30 Exploration
• 11 Human-alien encounters
• 9 Life on other planets
• 9 Science fiction
• 8 Extraterrestrial beings
• 8 Stories in rhyme
• 6 Friendship
• 6 Interplanetary voyages
• 6 Space flight
• 5 Artificial intelligence
• 5 Astronauts
• 5 Robots
• 5 Siblings
• 4 Adventure and adventurers
• 4 Humorous stories
• 4 Interstellar travel
• 4 Picture books for children
• 4 Time travel
• 3 Cartoons and comics
• 3 Dogs
• 3 Graphic novels
• 3 School field trips
• 3 Space ships
• 3 Survival
• 3 Young adult fiction

• 3 Carroll, Michael, 1955-
• 3 Okorafor, Nnedi
• 3 Reeve, Philip
• 3 Wyatt, David
• 2 Baxter, Stephen
• 2 Bennett, Jeffrey O
• 2 Brave, Lyra
• 2 Clarke, Arthur C. (Arthur Charles), 1917-2008
• 2 Cole, Joanna
• 2 Lem, Stanisław
• 1 Abrego, Rii
• 1 Adodo, Edudzi
• 1 Agee, Jon
• 1 Aguirre, Ann
• 1 Arrhenius, Ingela P., 1967-
• 1 Audible, Inc.
• 1 Bartlett, Don
• 1 Blake, Quentin
• 1 Bracken, Carolyn
• 1 Bright, Rachel
• 1 Brilliance Audio (Firm)
• 1 Burris, Priscilla
• 1 Caine, Rachel
• 1 Carey, M. R., 1959-
• 1 Carter, David A

• 82 English
• 1 Spanish

• 20 Espace extra-atmosphérique
• 5 Solar system
• 4 Jupiter (Planet)
• 3 Moon
• 2 Earth (Planet)
• 2 Système solaire
• 1 Alaska
• 1 Chocolate
• 1 Earth
• 1 Europa (Satellite)
• 1 Italy
• 1 Lune
• 1 Mars (Planet)
• 1 Neptune (Planet)
• 1 Neptune (Planète)
• 1 Norway
• 1 Peru
• 1 Terre
• 1 United States
• 1 Universe

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