
The Door into Summer
- 192
- Pages
- about 3.5 h
- Reading time
- Film 2021
- On screen
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Our view
Short and warm-hearted, “The Door into Summer” is a time-travel novel in which a tomcat nearly steals the show. Its 1950s vision of the future, now part of the charm, delights some readers, who find the story touching as well as fun. Others read it with curiosity more than excitement and find the ending hurried, and some have reservations about the character of Ricky.
The view of the BookRank editors, written from readers’ ratings and comments. It does not affect the score or the book’s place in a ranking.
About the book
The Door into Summer is a science fiction novel by American science fiction writer Robert A. Heinlein, originally serialized in The Magazine of Fantasy & Science Fiction. It was published in hardcover in 1957.
On screen
This book has been adapted for the screen once.
- FilmThe Door into SummerIMDb
Adaptation data: Wikidata · On screen →
Where the score comes from
The sources average 7.4 across 132 ratings — not yet many, so the reader vote carries 47% of the weight and the rest pulls toward the Science fiction average of 7.8. That is how 7.6 comes out.
| Source | Average | Ratings | Weight |
|---|---|---|---|
| Open Library | 7.2 | 19 | 14% |
| Hardcover | 7.5 | 113 | 86% |
Frequently asked
How long is The Door into Summer?
It has 192 pages — shorter than 94% of the ranked books in Science fiction.
In this book
Themes this book shares with others — each leads to the best books on it.
If you liked this
The same shelf — Science fiction — and a score of 7.6, the closest to this book.





