dictionary · eo1.org

local bubble

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Proper noun

  1. {{lb|en|astronomy}} A [[cavity]] in the [[interstellar medium]] of the [[Orion Arm]] of the [[Milky Way]] estimated to be around 1,000 [[light year]]s in [[diameter]], with the [[Solar System]] sitting close to its [[centre]]; likely to be the result of a [[supernova]] which exploded in the last ten to twenty million years.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.