The Concave Wonderland
★★★★☆ 4.4 · 570 reviews · SKU MW-31726
549,809,901.00 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 | Arctic Crystalline |
|---|---|
| Coastline Complexity | Minimal island scatter |
| Delivery Estimate | 6-8 weeks (dimensional transit) |
| Diameter | 9,821 km |
| Star System | Circumbinary system |
| Surface Gravity | 1.2g |
| Warranty Coverage | 10-year catastrophic event protection |
Customer reviews
My sentient-atmosphere world is remarkably intelligent, though its humor can be a bit dry sometimes. Overall an amazing purchase that brings joy daily.
Six months in and the savanna world is self-regulating perfectly. Population dynamics, grazing patterns, water cycles—all stable. Magrathea nailed the ecological modeling.
Good work overall. The methane seas moon is functional and interesting, though the hydrocarbon smells are stronger than anticipated.
My planet arrived in perfect condition with spectacular mountain ranges and deep ocean trenches. Customer support was responsive, though I wish they'd offered more detailed geological documentation upfront.
My ringed ice-world arrived flawlessly. The ice composition contains trace elements that shimmer at night, creating an ethereal glow. It's beyond description.
The overall quality is exceptional with beautiful landscapes and perfectly balanced ecosystems. Two minor geological features don't quite match my specifications, but it's hardly noticeable.