Why does every space camera/high altitude camera seem to have a massive fisheye effect? Is it deliberate deception to make you think "woo look at the curvature of the Earth" - when it isn't?
Unless I'm missing something else, the curvature you see is likely due to the spherical nature of planets.
https://www.nasa.gov/mission_pages/station/research/experime...
One of them is literally a handycam-type consumer camera. You can read more about the payload here:
https://www.nasa.gov/mission_pages/station/research/experime...