It's not yet clear why researchers decided to point Webb in its direction, but little is known about the nebula, including the mass of the star creating it. That matters because a more massive star could eventually explode as a supernova, while a smaller, sun-like star would keep shrugging off layers of material until only a dense core remains and cools over time.
展望2025-2026年，宏观经济的平稳运行并不意味着个体的自动上升。相反，结构性的“降速提质”要求普通人必须主动打破旧有的“勤奋陷阱”，利用新技术和新政策构建自身的非对称优势。
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