Apple TV+'s beloved show Foundation has returned for its third season after a two-year wait, and viewers have praised the ...

Kalgan might look like a brand-new setting introduced in Foundation season 3 on Apple TV+, but according to Isaac Asimov’s books, it’s a rich world with a long history as the Galaxy’s pleasure planet.

Foundation's new planet, Kalgan, will play a critical role in season 3. Here's what we know from the TV show and Isaac Asimov's books, so far.