Foundation and Earth is a science-fiction novel written by Isaac Asimov. It is the last of the Foundation sequels in the Foundation series. In the aftermath of the events in Foundation's Edge, Councilman Golan Trevize, now staying in the planet Gaia, wants to explore the reasoning behind his decision to allow the formation of Galaxia at the end of that book, which he had made instinctively. Using his ship, he intends to explore the galaxy, and thinks that the answer may lie in humanity's...| Asimov