The Concave Wonderland
★★★★★ 4.9 · 1336 reviews · SKU MW-3471
899,483,848.00 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 | Sentient Atmospheric |
|---|---|
| Coastline Complexity | Minimal island scatter |
| Delivery Estimate | 12-16 weeks (complex specification) |
| Diameter | 6,371 km |
| Star System | Suspended in Pocket Dimension |
| Surface Gravity | 1.8g |
| Warranty Coverage | Perpetual ownership (no expiry) |
Customer reviews
The purple-sky rendering on my twilight world is absolute poetry. The atmospheric composition creates hues I didn't know could exist naturally. It's ethereal, calming, and utterly magnificent.
My three-moon system has beautiful orbital mechanics. The eclipse choreography is nearly perfect—occasional eclipses require manual adjustment.
Everything about this purchase went smoothly from consultation to delivery. My world is as specified, beautiful, and fully functional.
The hollow planet option was the best choice I ever made. Exploring the interior caverns with their crystal formations is like being inside a geode the size of a world.
Cannot praise enough. My planet order arrived pristine with all specifications met exactly. Magrathea is the only choice for serious terraforming.