The Concave Wonderland
★★★★☆ 4.4 · 1007 reviews · SKU MW-99381
335,529,524.00 Altairian Dollars
In production — ships in 3 epochs
About this build
A demonstration showcase at 14,200 km outer diameter with a 2,600 km artificial interior sun and interior ocean covering 78% of inner surface. Includes 23 island settlements, undersea research facilities, and interior-navigation guides. Atmosphere cycles synchronized to interior sun (20-hour day cycle). Geological investment: 33 epochs. Winner of the Magrathea Innovation Showcase Award.
Specifications
| Climate | Mediterranean Eternal |
|---|---|
| Coastline Complexity | Chaotic island topology (9.3 factor) |
| Delivery Estimate | 12-16 weeks (complex specification) |
| Diameter | 9,821 km |
| Star System | Triple system with resonance |
| Surface Gravity | 0.83g |
| Warranty Coverage | Lifetime atmospheric guarantee |
Customer reviews
From initial consultation to delivery, everything went according to plan. My planet is gorgeous and fully functional.
Very pleased. Excellent.
My custom moon cluster has the most beautiful eclipse choreography. The orbital mechanics create predictable but stunning shadow patterns throughout the year. Absolutely genius design.
The hollow planet option was the best choice I ever made. Exploring the interior caverns with their crystal formations is like being inside a geode the size of a world.
Meets Scandinavian expectations for precision and reliability. Systems are complex but documented well enough. Good long-term investment.
The world I ordered features three distinct biomes with seamless transitions. Each region has its own weather patterns, and the whole system feels genuinely alive. Exceptional craftsmanship.