
Best Space Encyclopedias: 2 Kids’ Books Compared
Choosing a space encyclopedia can be tricky when you want a book that fits the reader and the kind of space topics they’re curious about.
The verified descriptions include coverage of the solar system and the universe, as well as simple explanations of space questions.
This time, we’re featuring National Geographic Kids Space Encyclopedia, 2nd Edition and Usborne’s First Encyclopedia of Space.
Quick-reference table of recommended products
| Product name | Pages | Format | Subjects covered |
|---|---|---|---|
National Geographic Kids Space Encyclopedia, 2nd Edition | 208 | Hardcover | Sun, planets, dwarf planets, universe formation, space travel, possibility of life beyond Earth |
Usborne First Encyclopedia of Space | 64 | Hardcover | Space questions, including what stars are made of |
National Geographic Kids Space Encyclopedia, 2nd Edition
For readers in Grades 3–7 looking for a space reference covering the solar system and the wider universe, National Geographic Kids Space Encyclopedia, 2nd Edition is recommended. Its topics range from the Sun, planets, and dwarf planets to how the universe formed, space travel, and the possibility of life beyond Earth. The book also includes NASA space photography.
Usborne First Encyclopedia of Space
For readers aged 5–8 looking for an introductory space book with clear explanations and visual material, Usborne First Encyclopedia of Space is recommended. It uses simple text, photographs, and detailed illustrations, and explains questions such as what stars are made of. The description also mentions downloadable pictures and links to selected websites.
Choosing by reader and topic
- For readers in Grades 3–7 interested in the solar system and wider universe
- For readers aged 5–8 looking for simple explanations and visual material



