Glossary term: 椭圆星系
Description: 椭圆星系是一种具有规则的椭圆形外观的星系,就像一个球体被压扁在一条或两条轴线上,与看起来像煎饼形状的盘状星系形成鲜明对比。它通常主要包含黄红色的老恒星。与螺旋星系相比,椭圆星系通常只有很少的气体,也很少有正在形成的恒星。
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
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Credit: Adapted by the IAU Office of Astronomy for Education from the original by IAU/Sky & Telescope
License: CC-BY-4.0 Creative Commons 署名 4.0 国际 (CC BY 4.0) icons
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Credit: Adapted by the IAU Office of Astronomy for Education from the original by IAU/Sky & Telescope
License: CC-BY-4.0 Creative Commons 署名 4.0 国际 (CC BY 4.0) icons
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Credit: Adapted by the IAU Office of Astronomy for Education from the original by the IAU and Sky & Telescope
License: CC-BY-4.0 Creative Commons 署名 4.0 国际 (CC BY 4.0) icons