Textures: Solar System Scope / INOVE
https://www.solarsystemscope.com/textures/
License: Creative Commons Attribution 4.0 International
https://creativecommons.org/licenses/by/4.0/
Maps: Earth Day Map, Jupiter, Saturn, Mars, Stars + Milky Way (2K).
Adaptations: spherical projection, artistic palette tint, lighting, and background opacity.

Added maps: Mercury, Venus Atmosphere, Uranus, Neptune, Sun, Moon (2K), same source and CC BY 4.0 license.
Pluto, Europa, Io, Titan and Ganymede are stylized derivatives, not accurate surface maps. Exoplanet models are artistic interpretations inspired by NASA concepts:
https://www.jpl.nasa.gov/news/the-art-of-exoplanets/
https://science.nasa.gov/universe/exoplanets/tour-55-cancri-e-in-360-degrees-get-the-travel-poster-and-more/