nasa

NASA 的一周任务汇总：Inspiration Tour 前往阿拉斯加、NASA 在安塔利亚 IAC 大会领衔、Crew-12 返回地球以及 Artemis II 科学数据发布。

回顾1997年火星探路者号因优先级反转导致系统反复重启的经典事故：低优先级任务持锁阻塞高优先级总线管理任务，触发看门狗超时复位，最终通过在VxWorks互斥锁中启用优先级继承解决。该案例是嵌入式实时系统调度教学中的经典范例。

NASA issued a long-awaited request for proposals to the commercial space industry for private space stations to succeed the ISS by 2030, with Phase 1 winners guaranteed at least $100 million and later phases worth billions.

NASA 分享詹姆斯·韦伯太空望远镜利用红外光穿透星云尘埃，拍摄到不同年龄的恒星，有助于研究恒星随时间演化的过程。

NASA 公开了约 800 GB 的 Artemis II 任务科学数据，包括 11,000 张全分辨率图像、宇航员观察记录及三份初步科学报告，供科学界和公众访问。

NASA的新一期《Houston We Have a Podcast》节目首次公开了Artemis II绕月飞行背面时宇航员录制的语音记录，月球科学家Juliane Gross和Aaron Regberg解读了这些观测数据的意义。

NASA宣布两项新的科学与技术计划：在科学任务局建立元科学计划并扩大双盲同行评审的使用，同时设立10个Genesis Mission奖学金，支持兼具超级智能(SI)与科学/工程能力的加速博士生参与NASA任务研究。

Margaret Hamilton, the pioneer who coined the term "software engineering" and led the development of NASA's Apollo 11 on-board flight software, has died at age 90. The obituary traces her career from programming Edward Lorenz's chaos theory experiments at MIT to her foundational work on Apollo flight systems and her later software companies.

NASA's SpaceX Crew-12 mission splashed down in the Pacific Ocean after a 237-day mission aboard the International Space Station, during which the crew conducted research in medicine, quantum science, and 3D-printing with metal in low Earth orbit.

NASA leaders hold a live briefing recapping the Crew-12 splashdown and previewing SpaceX's 35th cargo resupply mission to the International Space Station.

计算机科学先驱、阿波罗登月飞行软件负责人Margaret Hamilton逝世，享年90岁。她不仅帮助人类登上月球，还开创了软件工程学科，其关于系统可靠性与容错的理念至今仍深刻影响着AI与自主系统的发展。

SpaceX announced that Dragon and Crew-12 are on track to reenter Earth's atmosphere and splash down off the coast of Los Angeles, California, at approximately 8:34 a.m. PT. The post is a status update on the crew return mission.

NASA 正在直播 SpaceX Crew-12 乘组在轨 237 天、飞行 1 亿英里后返回地球，预计于美国东部时间 11:34 在太平洋溅落。

Margaret Hamilton, the computing pioneer who led software development for NASA's Apollo program at MIT's Instrumentation Lab and helped establish software engineering as a discipline, has died at 90.

NASA在'只谈好交易'的新外交策略下，寻求与欧空局等国际伙伴推进至少一项联合科学任务，引力波探测任务LISA被视为对美方非常划算的合作选择。

NASA will cover the departure of Northrop Grumman's Cygnus XL cargo spacecraft from the International Space Station on Friday, Oct. 9, after the vehicle delivered over 11,000 pounds of supplies and science experiments during the CRS-24 mission.

NASA's Curiosity rover captured a stunning panorama of dawn breaking over wind-carved Martian yardangs on the mission's 4,982nd sol, offering the most detailed view yet of the distant cliffs.

NASA Administrator Jared Isaacman is converting 7,500 contractor positions into civil servant roles as part of a workforce initiative to rebuild the agency's in-house 'core competencies,' a controversial move praised by Apollo-era veterans like Gerry Griffin but criticized by some as hastily rolled out.

SpaceX announced that Dragon and the Crew-12 astronauts are scheduled to depart the International Space Station on Wednesday, October 7.

NASA's SpaceX Crew-12 is concluding its International Space Station mission after conducting microgravity research on cancer-targeting treatments, bone regeneration, cold atoms, and antibiotic-resistant bacteria.