At the ongoing 2025 World Manufacturing Convention in Hefei in east China's Anhui Province, a Chinese space-tech lab has unveiled a lunar brick maker that turns moon dust into bricks.As the world's first proof-of-concept machine of this kind, it is designed
Is it a portal-able surface?
Well it’s melting moon rock/dust to make moon bricks, so I’d say yes since we already know the moon’s surface can have portals applied to it.