Aurora lights shimmering over Earth were filmed on camera by Russia's space agency Roscosmos cosmonaut Sergey Kud-Sverchkov from the International Space Station. The phenomenon is caused by solar storms emitting high-speed charged particles colliding with gases in Earth’s atmosphere. The most common colour seen during this display is green, although other colours such as pink and red are sometimes visible as well.
当地时间2月27日，据报道，知情人士透露，SpaceX正推进有史以来规模最大的上市计划，考虑最早在3月秘密提交首次公开募股（IPO）申请。知情人士表示，相关考量仍在进行中，具体细节可能生变，SpaceX仍有可能推迟提交申请。另有知情人士称，SpaceX在IPO中的估值可能寻求超过1.75万亿美元。此前据报道，在SpaceX与xAI完成合并后，新公司的估值达到1.25万亿美元。（界面新闻）
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