The Unified Astronomy Thesaurus(astrothesaurus.org)

http://astrothesaurus.org/

2 comments

This is built around hypernym/hyponym hierarchy. Here are some samples to get what this is about.

Cepheid (not RR Lyrae) variable star is a kind of pulsating (not cataclysmic) variable star is a kind of intrinsic (not extrinsic) variable star is a kind of variable star is a kind of star.

Red (not O-type) giant star is a kind of giant (not supergiant) star is a kind of evolved (not main sequence) star is a kind of star.

jamewatson7년 전