Low resolution 125Kb zip file:
Earth's surface, Earth surface bump map, Earth reflection map and clouds.

Higher resolution 966Kb zip file:
Earth's surface, Earth specularity map and clouds.

Largest 1.46Mb zip file:
Earth's surface, Earth bump map, Earth luminosity map, Earth reflection map, clouds, cloud bump map and a cloud transparency map.

52.4Kb zipped nebula image.