| GMD | Text |
| Classification | 520 SHI |
| Publisher | Harlow , Pearson Education/Penguin Books, 2002 |
| Subject | Cosmology.Readers (Elementary)Readers -- Cosmology. |
| Topic | Grade 4-5 Reading (740L-1010L) |
| Series | Penguin young readers.#Level 4Penguin young readers. Level 4 |
| Description | 32 p. : ill. (some col.) ; 25 cm. |
| ISBN | 9780582465756 |