File:Eso2003c.jpg · Wikimedia Commons · See Wikimedia Commons
AI overview
A variable star is a star whose brightness changes over time as seen from Earth. These stars matter because their brightness patterns help astronomers measure cosmic distances and understand what's happening inside stars.
AI-generated from the Wikipedia summary — may contain errors.
Wikidata facts
- Image
- Eso2003c.jpg
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- Commons category
- Variable stars
- Stack Exchange tag
- astronomy.stackexchange.com/tags/variable-star
- short name
- Var
via Wikidata · CC0
Article · 日本語
変光星（へんこうせい、Variable star）は、天体の一種で、明るさ（等級）が変化するもののことである。大まかに爆発型変光星、脈動変光星、回転変光星、激変星、食変光星（食連星）、X線変光星の6種類に分類される。
Abstract from DBpedia / Wikipedia · CC BY-SA
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