Glossary term: 太空碎片
Description: 太空碎片或太空垃圾是指围绕地球运行但已无任何实用功能的人造物体或其残骸。这些包括退役或故障的卫星、卫星碰撞后产生的碎片，以及用于发射航天器或卫星的火箭上部级，在完成任务后被弃置的部分。随着太空垃圾的数量增加，发生碰撞的风险也随之增大，对航天器构成了严重威胁。因此，航天机构正在讨论并测试清理太空垃圾的方法，同时努力在规划任务时考虑将完成使命的物体引导重新进入地球大气层并燃烧殆尽。
Related Terms:
See this term in other languages
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
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".
If you notice a factual or translation error in this glossary term or definition then please get in touch.
