航天专家11月7日在卡尔弗城图书馆开讲:小行星与太空碎片如何威胁地球

位于加利福尼亚州洛杉矶县卡尔弗城的卡尔弗城朱利安·迪克森图书馆(Culver City Julian Dixon Library,4975 Overland Avenue)将于11月7日(周六)下午4时至5时30分举办科普讲座「来自太空的威胁:小行星与太空碎片」,面向成年读者。
主讲人纳胡姆·梅拉梅德博士(Dr. Nahum Melamed)是航空航天公司(The Aerospace Corporation)的项目负责人。他将讲解行星防御的基本知识,包括人类如何减少破碎卫星等太空碎片,以及如何降低地球被小行星撞击的风险。
该馆是洛杉矶县图书馆系统的一员。2001年1月,县督察委员会将该馆以已故联邦众议员朱利安·迪克森之名重新命名,以纪念这位代表第32选区的国会议员。
(来源:洛杉矶县图书馆)
Aerospace Expert to Speak November 7 at Culver City Library: How Asteroids and Space Debris Threaten Earth
The Culver City Julian Dixon Library, at 4975 Overland Avenue in the City of Culver City, Los Angeles County, California, will host a science talk, "Hazards from Space: Asteroids and Space Debris," on Saturday, November 7, from 4 to 5:30 p.m., for adults.
The speaker, Dr. Nahum Melamed, is a project leader at The Aerospace Corporation. He will discuss the basics of planetary defense, including how humankind can limit space debris such as broken satellites and mitigate the risk of Earth being struck by asteroids.
The library is part of the LA County Library system. In January 2001, the County Board of Supervisors renamed it for the late Congressman Julian Dixon, who represented the 32nd Congressional District.
(Source: LA County Library)
LA County Library: Culver City branch events
发布:GSM·美国(发布链接)
图片来源:图片来源:Wikimedia Commons,美国国家航空航天局科学可视化工作室,公共领域 / Image: Wikimedia Commons, NASA Scientific Visualization Studio, public domain
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