Disney is releasing a 256-page art book on September 15, 2026, featuring never-seen *Gravity Falls* concept art and behind-the-scenes content from creator Alex Hirsch.

Disney is releasing The Art of Gravity Falls, a 256-page hardcover art book on September 15, 2026, featuring never-before-seen concept art, early designs, lost ideas, and behind-the-scenes insights from creator Alex Hirsch and co-writer Rob Renzetti. The book, drawn from Hirsch’s personal archives, includes detailed looks at Mabel’s sweaters, deleted jokes, Easter eggs, and a foreword by animation veteran James Baxter. While no new episodes are confirmed, the release follows renewed fan interest and the show’s rising popularity on Apple TV and Disney+. Pre-orders are available now.