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星际空间首次发现单糖赤藓酮糖

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2026-07-19 08:19:21
据《联合早报》援引美国有线电视新闻网(CNN)报道,西班牙天体生物学中心领衔的研究团队在银河系中心附近一团名为“G+0.693−0.027”的气体和尘埃云中,首次探测到单糖赤藓酮糖(erythrulose),显示构成生命的重要有机分子可能早在恒星和行星形成前就已能在太空中自然产生。研究团队原本寻找的是三碳糖,却未发现,反而找到四碳糖赤藓酮糖;他们认为,这表明星际糖类的形成未必只是逐步增加碳原子,也可能通过更简单分子在寒冷尘埃表面结合而成。相关成果已刊登在《自然·天文学》期刊。
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