The API seems to have a more “frozen” version of DALL-E, with depictions as one would grow to expect. When you pay-per-use.
Other ways one might actually use the moon in AI images:
Stable Diffusion:
Imagen3
Recraft
DALL-E
A fantastic image of a large realistic moon, surrounded by a glow and some stars, with two howling wolves in the foreground in front of it, with Native American themes to the style.
Which is the API input allowed – to the rewriting AI.