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Show HN: Physically accurate black hole simulation using your iPhone camera

‎What would the world around you look like if you were staring at a black hole? This application places a black hole in the field of view of your iPhone’s camera and gravitationally "lenses" the resulting live video feeds just as a black hole would warp the light from surrounding stars. The resulti…

Nov 16, 2024Version 2.0 now includes a rotating (Kerr) black hole. The user can also change the value of the spin of the rotating black hole.

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