For the first original image itself... free Gemini 2.5 experimental (imagen 3)
with the prompt
"a very complex colored transpararent engine Easter Eggs on Mars"

And if you want infinite variations of it...

Use the free Vizcom! with any images you want...:)
Use the Mix function...press generate any time you want...
nothing to do, no prompt, nothing... : Drag & Drop any images ... make links "+" to the "box Mix"

...select 2 to 5 images on the" Workbench" and move cursors! :)