A faint outer bubble, made mostly of hydrogen, marks an earlier period of material sloughed off. Closer to the center, a more complex cloud of mixed gases forms the "brain" inside the shell. Webb's instruments also show more dust glowing in mid-infrared light, while the near-infrared view lets background stars and even distant galaxies shine through.
"It's a very interesting piece of evidence of textile advancements in the Anglo-Saxon period," said Willow Major, a post-excavation assistant.，更多细节参见WPS官方版本下载
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2026-02-28 00:00:00:0本报记者 万秀斌 邵玉姿 深化机制创新 重点区域示范 重点领域突破