Kardashev · Megastructures
Megastructures
Every structure a rising civilization builds on its way up the Kardashev scale — from the first satellite belts around a planet to a Dyson sphere swallowing a star — each one rendered in interactive 3D. Pick one to fly in.
Type IPlanetary
Stage 1.1
Urban Drone Shield
Climate Defense · Heat Mitigation
A swarm of drones that shades a city from a killer heatwave.
Climate defense
Stage 1.3
Space Elevator
Logistics · Geostationary Tether
A cable to orbit — no rockets required.
Logistics
Stage 1.4
Orbital Ring
Megastructure · Equatorial Band
A hard ring the whole planet lives on.
Megastructure
Stage 1.2
Planetary Collector Shells
Power · Geodesic Lattice
The planet wrapped in its own captured sunlight.
Near-total capture
Stage 1.1
Orbital Satellite Network
Infrastructure · Low Orbit
The first ring of machines a civilization hangs in the sky.
Orbital infrastructure
Stage 1.2
Orbital Solar Belts
Power · Orbital Rings
Belts of collectors reclaiming the sunlight a planet wastes.
Orbital solar
Stage 1.3
Artificial Star
Power · Robotic Orbital Core
A man-made star, caged and parked in orbit.
Self-lit core
Stage 1.5
Solar Relay
Power · Cislunar Relay
A sun-facing collector that beams starlight home.
Sun-facing relay
Type IIStellar
Type IIIGalactic