Alderson disk
Sign in to savehypothetical artificial astronomical megastructure
Connections
Sun
Concept
astronomy
Entity
Mars
Entity
Solar System
Entity
Jupiter
Entity
technology
Entity
mass
Entity
International Standard Book Number
Entity
science fiction
Entity
magic
Entity
Terry Pratchett
Entity
twilight
Entity
anthology
Entity
mechanical stress
Entity
role-playing game
Entity
Dyson sphere
Entity
terraforming
Entity
Larry Niven
Entity
Kardashev scale
Entity
Tabby’s Star
Entity