I suspect that image was sent back uncompressed. You can very clearly see (12!) layers of the atmosphere in this photo: https://www.nasa.gov/feature/pluto-wow

I suspect that image was sent back uncompressed. You can very clearly see (12!) layers of the atmosphere in this photo: https://www.nasa.gov/feature/pluto-wows-in-spectacular-new-backlit-panorama/ https://www.nasa.gov/feature/pluto-wows-in-spectacular-new-b...