Photospheres are images that capture from all directions. They may be still images or video.
There are different formats for storing photospheres. The most common are dual fisheye and equirectangular.
I often get the equirectangular images from my camera but it loses the metadata so they photos won't render properly. There are a few ways to fix that I keep forgetting how to fix this so I started this page
https://exiftool.org/
Using exiftool
exiftool -ProjectionType="equirectangular" photo.jpg