The Concave Wonderland
★★★★☆ 4.4 · 3827 reviews · SKU MW-95635
610,806,082.00 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 | Binary Star Twilight |
|---|---|
| Coastline Complexity | Chaotic island topology (9.3 factor) |
| Delivery Estimate | 4-6 weeks (artisanal crafting) |
| Diameter | 7,259 km |
| Star System | Triple system with resonance |
| Surface Gravity | 0.47g |
| Warranty Coverage | Lifetime atmospheric guarantee |
Customer reviews
Purchased as a long-term asset. Property values in the sector have already increased 15%. Magrathea isn't just selling worlds, they're creating investments.
The erosion patterns on my new world look perfectly naturally weathered despite being brand-new. Magrathea truly understands geological artistry.
My hollow planet is interesting to explore, but maintaining humidity in the interior caverns is more labor-intensive than expected.
Our firm conducted independent soil and mineral analysis. The bedrock composition, tectonic stability, and resource distribution all check out. This is legitimate terraforming.