the astronaut is riding a horse in the desert.

Prompt 1: an astronaut in a spacesuit riding a brown horse in the desert. the horse has a brown mane and tail, while the astronaut wears a helmet and spacesuit. the background is a desert with a few sand dunes and rocks.

Prompt 2: depicts an astronaut riding a brown horse in a barren desert landscape with sand dunes and rocks. the astronaut wears a spacesuit and a helmet, while the horse has a brown mane and tail. the sun is shining brightly in the sky, casting a warm light on the scene. the astronaut and the horse seem to be enjoying the ride in this peaceful and serene environment.