Created by David S. Goyer, Foundation Season 3 looks to be the most action-packed and perhaps best-realized season. Here’s what to know about Foundation Season 3, including when it comes out, whether there’s a Season 3 trailer, and where the plot of the massive sci-fi series might go next. What is the Foundation Season 3 Release Date? Apple TV+As revealed on the Apple TV+ app, Foundation Season 3 will hit on July 11, 2025. Now, with Season 3, the elements of the second half of Foundation and Empire, as well as the third book, Second Foundation are both getting unpacked.