The Concave Wonderland
★★★★★ 4.8 · 2036 reviews · SKU MW-30054
301,167,656.00 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 | Perpetual Spring Temperate |
|---|---|
| Coastline Complexity | Geometric crystalline edges |
| Delivery Estimate | 8-10 days (premium handling) |
| Diameter | 12,742 km |
| Star System | Binary F & K-class |
| Surface Gravity | 1.0g |
| Warranty Coverage | 1-year all-systems coverage |
Customer reviews
The self-sustaining oasis cluster model eliminated water recirculation costs entirely. A 3-year ROI on hospitality—I'm recommending this to every resort operator in my network.
Magrathea delivered a moon cluster that exceeded my specifications in every way. The gravitational harmonics are perfectly balanced, and the orbital paths create stunning visual alignments. Truly exceptional work.
Great experience overall.
The sentient-atmosphere functionality on my world is extraordinary. It learns my preferences and adjusts environmental conditions intuitively. Pure technological poetry.