The most famous series in science fiction. Here is the traditionally accepted complete set plus the Kingsbury novel.
1. Foundation Inspired
by Isaac Asimov
2. Prelude to
Foundation by Isaac Asimov
3. Foundation’s Friends
by various authors (ed. Martin H.
Greenberg)
4. Foundation’s Fear by
Gregory Benford
5. Forward the
Foundation by Isaac Asimov
6. Foundation and Chaos
by Greg Bear
7. Foundation’s Triumph
by David Brin
8. Foundation by Isaac Asimov
9. Foundation and
Empire by Isaac Asimov
10. Second Foundation
by Isaac Asimov
11. Foundation’s Edge
by Isaac Asimov
12. Foundation and
Earth by Isaac Asimov