Loading...

词条 小行星族

描述: 小行星族是一组具有相似轨道元素的小行星:半长轴(与太阳的典型距离)、偏心率(与轨道形状有关的参数)和轨道倾角。小行星族的成员也可能具有相似的成分,即含有一定量的岩石材料、不同金属或水。人们认为这些小行星族的成员可能是过去较大小行星之间碰撞的残骸。

相关词条



用其他语言查看该词条

词条和定义状态: 该术语的英文原始定义已通过天文研究人员和教师的审核
该术语及其定义的译文仍待审核

The OAE Multilingual Glossary is a project of the IAU Office of Astronomy for Education (OAE) in collaboration with the IAU Office of Astronomy Outreach (OAO). The terms and definitions were chosen, written and reviewed by a collective effort from the OAE, the OAE Centers and Nodes, the OAE National Astronomy Education Coordinators (NAECs) and other volunteers. You can find a full list of credits here. All glossary terms and their definitions are released under a Creative Commons CC BY-4.0 license and should be credited to "IAU OAE".

如果您发现此词汇术语或定义中的事实或翻译错误, 请向 发邮件 联系.