视频丨陈冬在轨已超400天神二十乘组有望刷新在轨驻留最长纪录

\u003cdiv class=\"rich_media_content\"\u003e\u003c!--NO_AD_ERROR_2--\u003e\u003cp data-source=\"cke\"\u003e今天（10月30日）上午，神舟二十一号载人飞行任务新闻发布会在酒泉卫星发射中心召开。\u003c/p\u003e\n\u003cp data-source=\"cke\"\u003e发言人介绍，神舟二十号航天员乘组在轨驻留已188天，有望刷新中国航天员乘组在轨驻留最长纪录，目前各项工作进展顺利，3名航天员状态良好。指令长\u003c!--SECURE_LINK_BEGIN_0--\u003e陈冬\u003c!--SECURE_LINK_END_0--\u003e成为首个在轨驻留时间超过400天的中国航天员，已累计完成6次出舱活动，成为目前在舱外执行任务次数最多的中国航天员；陈中瑞和王杰首次执行飞行任务，各项任务完成顺利。\u003c!--NO_AD_0--\u003e\u003c!--EOP_0--\u003e\u003c/p\u003e\u003c!--PARAGRAPH_0--\u003e\n\u003c!--VIDEO_0--\u003e\u003cspan style=\"text-align: center;font-size: 13px;color: rgb(136, 136, 136); line-height: 14px;margin-bottom: 22px;margin-top: 8px; display: block;\"\u003e\u003c/span\u003e\n\u003cp data-source=\"cke\"\u003e此次任务期间，乘组共进行了4次出舱活动和7次载荷进出舱任务，完成空间碎片防护装置安装、舱外辅助装置安装、舱外设施设备巡检等任务。其中，在舱外平台安装的脚限适配器和接口转接件有效提高了航天员舱外作业效率，问天实验舱此前规划的空间碎片防护装置也已全部完成安装。\u003c!--NO_AD_1--\u003e\u003c!--EOP_1--\u003e\u003c/p\u003e\u003c!--PARAGRAPH_1--\u003e\n\u003cp data-source=\"cke\"\u003e在空间科学与应用方面，乘组在与地面科技人员密切配合下，覆盖空间生命科学、微重力基础物理、空间材料科学、航天医学、航天新技术等领域，取得了阶段性成果。典型成果包括：空间环境下获得了高质量的蛋白晶体，有望为肿瘤治疗提供潜在靶点；\u003c!--SECURE_LINK_BEGIN_1--\u003e钨合金\u003c!--SECURE_LINK_END_1--\u003e被成功加热到3100摄氏度，刷新了国际空间材料科学实验最高加热温度的纪录；首次发现带电胶体在微重力下结晶形成长寿命亚稳态结构等。\u003c!--NO_AD_2--\u003e\u003c!--EOP_2--\u003e\u003c!--NO_AD_3--\u003e\u003c!--EOP_3--\u003e\u003c!--NO_AD_4--\u003e\u003c!--EOP_4--\u003e\u003c/p\u003e\u003c!--PARAGRAPH_4--\u003e\u003c!--PARAGRAPH_3--\u003e\u003c!--PARAGRAPH_2--\u003e\n\u003cp data-source=\"cke\"\u003e目前，神舟二十号航天员乘组正在开展乘组轮换和返回前的各项准备工作。\u003c/p\u003e\n\n\u003cp data-source=\"cke\"\u003e（总台央视记者王刚李昊）\u003c/p\u003e\n\u003cp data-source=\"cke\"\u003e\u003cspan class=\"color-a4acb6\" data-source=\"cke\"\u003e\u003cspan class=\"font_size-16px\" data-source=\"cke\"\u003e©2025中央广播电视总台版权所有。未经许可，请勿转载使用。\u003c/span\u003e\u003c/span\u003e\u003c/p\u003e\n\n\n\u003cstyle\u003e.rich_media_content{--news-tabel-th-night-color: #444444;--news-font-day-color: #333;--news-font-night-color: #d9d9d9;--news-bottom-distance: 22px}.rich_media_content p:not([data-exeditor-arbitrary-box=image-box]){letter-spacing:.5px;line-height:30px;margin-bottom:var(--news-bottom-distance);word-wrap:break-word}.rich_media_content{color:var(--news-font-day-color);font-size:18px}@media(prefers-color-scheme:dark){body:not([data-weui-theme=light]):not([dark-mode-disable=true]) .rich_media_content p:not([data-exeditor-arbitrary-box=image-box]){letter-spacing:.5px;line-height:30px;margin-bottom:var(--news-bottom-distance);word-wrap:break-word}body:not([data-weui-theme=light]):not([dark-mode-disable=true]) .rich_media_content{color:var(--news-font-night-color)}}.data_color_scheme_dark .rich_media_content p:not([data-exeditor-arbitrary-box=image-box]){letter-spacing:.5px;line-height:30px;margin-bottom:var(--news-bottom-distance);word-wrap:break-word}.data_color_scheme_dark .rich_media_content{color:var(--news-font-night-color)}.data_color_scheme_dark .rich_media_content{font-size:18px}.rich_media_content p[data-exeditor-arbitrary-box=image-box]{margin-bottom:11px}.rich_media_content\u003ediv:not(.qnt-video),.rich_media_content\u003esection{margin-bottom:var(--news-bottom-distance)}.rich_media_content hr{margin-bottom:var(--news-bottom-distance)}.rich_media_content .link_list{margin:0;margin-top:20px;min-height:0!important}.rich_media_content blockquote{background:#f9f9f9;border-left:6px solid #ccc;margin:1.5em 10px;padding:.5em 10px}.rich_media_content blockquote p{margin-bottom:0!important}.data_color_scheme_dark .rich_media_content blockquote{background:#323232}@media(prefers-color-scheme:dark){body:not([data-weui-theme=light]):not([dark-mode-disable=true]) .rich_media_content blockquote{background:#323232}}.rich_media_content ol[data-ex-list]{--ol-start: 1;--ol-list-style-type: decimal;list-style-type:none;counter-reset:olCounter calc(var(--ol-start,1) - 1);position:relative}.rich_media_content ol[data-ex-list]\u003eli\u003e:first-child::before{content:counter(olCounter,var(--ol-list-style-type)) '. 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视频丨陈冬在轨已超400天 神二十乘组有望刷新在轨驻留最长纪录

视频丨陈冬在轨已超400天 神二十乘组有望刷新在轨驻留最长纪录

视频丨陈冬在轨已超400天神二十乘组有望刷新在轨驻留最长纪录

视频丨陈冬在轨已超400天神二十乘组有望刷新在轨驻留最长纪录