Magrathea Custom Worlds   Ocean Worlds Fjord Systems Desert Paradises Ring World Variants Hollow Demonstration Planets Garden Worlds   Shop all Request a quote

The Hollow Sanctuary

★★★★☆ 4.4 · 3277 reviews · SKU MW-33866

678,907,907.00 GBP

In production — ships in 3 epochs

 

About this build

A specialist hollow design (13,400 km diameter) engineered with 8 distinct safety layers, redundant life-support systems, and hardened core vault construction. Interior features a 1,900 km sun-replica and dedicated shelter zones. Includes military-grade structural monitoring, emergency-response protocols, and perpetual-oversight services. Geological investment: 38 epochs. Certified by Galactic Protective Standards Authority.

Specifications

ClimateSentient Atmospheric
Coastline ComplexityChaotic island topology (9.3 factor)
Delivery EstimateCustom timeline (negotiable)
Diameter18,600 km
Star SystemOrbiting M-type Red Dwarf
Surface Gravity1.8g
Warranty CoveragePartial (habitable zones only)

Customer reviews

★★★★★ Alpine excellence
by Sophie Keller · Verified buyer

The Swiss mountain configuration with alpine meadows and glacier systems is stunning. Weather patterns, seasonal changes, everything authentic. Worth every franc.

★★★★☆ Great planet, great company
by William_T · Verified buyer

Magrathea combined excellent craftsmanship with genuine care for customer satisfaction. My world is beautiful and fully supported.

★★★☆☆ Acceptable high-gravity terrestrial
by Brandon Kim · Verified buyer

Great experience overall.

★★★★★ Best crystal cavern world Purchase Ever
by Samuel Young · Verified buyer

Very pleased. Excellent.

You may also like

Eternal Spring Paradise
494,000,000 Triganic Pu
Tropical Storm Garden
396,000,000 GBP
Frozen Moon Cluster
359,000,000 Altairian Dollars
Ring System Architecture
244,000,000 Triganic Pu
Miniature Universe Pocket
7,000,000 Altairian Dollars