Sonification takes astronomical data and allows the image for example to be heard rather than viewed visually as it turns different parts of the image in to different tones. This helps to make astronomy more accessible to people with site loss for example.
This video is related to a Lecture I attended virtually back in late 2020.
https://astronify.readthedocs.io/en/latest/ is the Astronify project page.
This illustrates how it works