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星が見えなくなる日 人工衛星の光が天文研究の邪魔に 日本経済新聞https://news.google.com/rss/articles/CBMibEFVX3lxTFB0MW01X0gyWHNwdEJDR0xBRjZvU0c0MWVoLTNtRHBhbmoteTFLazhNNmMzVGtBeExKeGx6cDdoWElaZ1BhNGtNNlFIS25RdEhaYzNtZUFxMUIyRGx0U3FMd1VXVmRxbTlnNnJ1Qg?oc=5
2025-04-20 20:00:00Z
CBMibEFVX3lxTFB0MW01X0gyWHNwdEJDR0xBRjZvU0c0MWVoLTNtRHBhbmoteTFLazhNNmMzVGtBeExKeGx6cDdoWElaZ1BhNGtNNlFIS25RdEhaYzNtZUFxMUIyRGx0U3FMd1VXVmRxbTlnNnJ1Qg
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