weight could be 0.6 - 0.8( makes it flexible for styles ) - trained for 768 ( may have better details) - SFW/NSFW
try any of these for default look - or put in Neg to reduce chance (making changes)
may need to add 3d, or realistic, in neg for certain 2d/anime styles due to having more 3d image training
PonyXL version may need a XL VAE as a 1.5 VAE may cause issues - Images must be - at or past 1024x1024 or 832x1024 - Sampling steps past 30 - this can work with any model that is PonyXL or was merged/trained from it - realistic, or anime, in prompt may help - DOES NOT WORK WITH 1.5 checkpoints - TW is horizonXL,
face/body
horizon, orange hair, blue eyes, - medium or short hair, if not already present
suggest facial mark, in NEG - in some cases
suggest goggles, if attempt hair changes
Outfit
spacesuit, collarbone, goggles on head,
could add enhance attire prompts, like gloves, boots, armor, or science fiction, etc,