The Concave Wonderland
★★★★★ 4.8 · 2998 reviews · SKU MW-43427
54,964,013.00 GBP
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 | Desert Continental |
|---|---|
| Coastline Complexity | Moderate fractal (2.4 factor) |
| Delivery Estimate | Custom timeline (negotiable) |
| Diameter | 7,259 km |
| Star System | Orbiting M-type Red Dwarf |
| Surface Gravity | 0.83g |
| Warranty Coverage | 2-year geological stability |
Customer reviews
My hollow planet is interesting to explore, but maintaining humidity in the interior caverns is more labor-intensive than expected.
The systems function within spec. Ecosystem behaves predictably. It's a quality product, just not the revolutionary experience the marketing suggests.
Used for climate modeling research. Data integrity is excellent. Slight complexity in accessing raw environmental data, but manageable.