Alderson disk

noun

Alderson disk

noun

Etymology Named after American programmer Dan Alderson, who invented the concept.

1

A hypothetical megastructure in the form of a disk with a star located in a hole running through its axis, and massive enough to have its own atmosphere

Hypernyms
megastructure
Coordinate terms
Dyson sphere, Niven ring

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.