The Concave Wonderland
★★★★★ 4.5 · 2000 reviews · SKU MW-1879
27,314,906.00 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 | Arctic Crystalline |
|---|---|
| Coastline Complexity | Minimal island scatter |
| Delivery Estimate | 3-4 business days (express) |
| Diameter | 7,259 km |
| Star System | Orbiting M-type Red Dwarf |
| Surface Gravity | 0.47g |
| Warranty Coverage | 10-year catastrophic event protection |
Customer reviews
Remarkable.
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.
I specified exact parameters for every geological feature, and Magrathea delivered each one with remarkable accuracy. This is precision engineering applied to planets.
The self-sustaining oasis infrastructure with underground water systems works flawlessly. Our emirate guests feel like they're in untamed desert but with 5-star service. Perfect.
The hollow demonstration planet interior is fascinating. The bioluminescent crystals are beautiful, though the cave mapping tool took some learning.
The heathland restoration and lochs configuration feels like home. Weather systems work realistically. Our lodge books out months ahead now.