 |
 First edition | |
| Author | Eleanor Cameron |
|---|---|
| Illustrator | Louis Darling |
| Language | English |
| Series | The Mushroom Planet Books |
| Genre | Science fiction Children's literature |
| Publisher | Little, Brown and Company |
Publication date | 1958 |
| Publication place | United States |
| Media type | Print (Hardcover) |
| Pages | 227 |
| Preceded by | Stowaway to the Mushroom Planet |
| Followed by | A Mystery for Mr. Bass |
Mr. Bass's Planetoid is a 1958 children's science fiction novel by Canadian author Eleanor Cameron. The novel follows The Wonderful Flight to the Mushroom Planet (1954) and Stowaway to the Mushroom Planet (1956). The book is illustrated by Louis Darling.