: Most Blu-ray editions include a dedicated disc exploring the physics behind the film, featuring Nobel Prize winner Kip Thorne, who helped the VFX team at DNEG accurately render Gargantua and the Tesseract.
A physical 4K UHD or 1080p Blu-ray offers a much higher bitrate than most compressed digital downloads. This prevents "color banding" in the deep blacks of space and ensures the film grain remains cinematic rather than noisy. Interstellar Imax Bluray Download
If you’re looking for a legal copy, I’d be happy to help you find retailers or compare editions. Would you like that instead? : Most Blu-ray editions include a dedicated disc