The Inverse Sphere
★★★★★ 4.7 · 1171 reviews · SKU MW-82087
611,876,916.00 Altairian Dollars
In production — ships in 3 epochs
About this build
A topological impossibility made real through Magrathean engineering. The interior resembles an exterior; the exterior resembles an interior. Navigation requires philosophical training.
Specifications
| Climate | Perpetual Spring Temperate |
|---|---|
| Coastline Complexity | Archipelago intensive (4.1 factor) |
| Delivery Estimate | Immediate (demonstration model) |
| Diameter | 18,600 km |
| Star System | Isolated Interstellar Object |
| Surface Gravity | 0.47g |
| Warranty Coverage | 2-year geological stability |
Customer reviews
I've been collecting terraformed worlds for twenty years. This Magrathea creation surpasses every previous acquisition in every measurable way.
The world functions beautifully, but requires more technical oversight than we budgeted. Training investment was necessary but worthwhile.
Problematic. My bioluminescent moon's glow diminishes much faster than advertised. Had to retrofit additional lighting systems, which defeats the purpose.
The ringed ice-world is cold and beautiful, though the ice composition is more fragile than I expected.
Fair. My storm-system gas giant is visually impressive but the jet streams are chaotic. Not ideal for research.
Terrible experience. The planet I received has major structural defects. Multiple continents show signs of geological instability, and it's barely habitable. Magrathea's quality control has clearly failed.