Spaceport’s hollowed from the cores of asteroids are a staple of science fiction, but Spaceport Sphaera-Petram Iota by Casey McCoy is the first time I’ve seen one created in LEGO. Despite being microscale, the build packs plenty of detail thanks to some interesting parts usage and just the right amount of stickering.

And while the busy and colorful front side of this model succeeds in conveying the sense of an inviting waystation for weary space travelers, the rear – which represents the leftover shell of the asteroid – is also worth pointing out, being constructed from three sides of a Bram sphere: