Population II

专有名词
中文释义

英文释义

专有名词
  1. A population or group of stars formed early in the history of the Universe, characterized by having a low metallicity. attributive,usually
    — While the thick disk is largely composed of Population II stars, they found it contains two stellar populations.

词形变化

population II alternative

词源

Proposed by astronomer Walter Baade in 1944.
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