Earth day, night and cloud maps by Solar System Scope / INOVE.
Source: https://www.solarsystemscope.com/textures/
License: Creative Commons Attribution 4.0 International
https://creativecommons.org/licenses/by/4.0/

Based on NASA imagery. The original 2K JPG maps are retained as fallbacks.
Day maps: 8192×4096 (desktop) and 4096×2048 (mobile), converted to WebP
from https://www.solarsystemscope.com/textures/download/8k_earth_daymap.jpg
Cloud map: resized to 4096×2048 and converted to WebP from
https://www.solarsystemscope.com/textures/download/8k_earth_clouds.jpg
Conversions use Sharp: day quality 92 (8K) / 90 (4K), clouds quality 90.
Lighting, colour treatment and animation are applied at render time.