Jisho

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かんそくのうちゅう 観測可能宇宙
Expressions (phrases, clauses, etc.), Noun
1. observable universeAstronomy
Wikipedia definition
2. Observable universeIn Big Bang cosmology, the observable universe consists of the galaxies and other matter that humans can in principle observe from Earth in the present day, because light (or other signals) from those objects has had time to reach us since the beginning of the cosmological expansion.
Read “Observable universe” on English Wikipedia
Read “観測可能な宇宙” on Japanese Wikipedia
Read “Observable universe” on DBpedia

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