高歌 发表于 2025-3-25 03:55:39
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Spatially-sampling Cameras and Monitors,cation of frequency bands. As a result, the electromagnetic environment in which astronomical observations are made is getting increasingly polluted, driven by commercial interests. In general, non-scientific spectrum use emits radiation at levels that far exceed those emitted by the cosmic sources in which astronomers are interested.languid 发表于 2025-3-25 17:33:29
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Exploring the Cosmic Frontier978-3-540-39756-4Series ISSN 1431-2433 Series E-ISSN 1611-6143大火 发表于 2025-3-26 08:58:17
Cathy Vaillancourt,Julie Lafondpidly uncovered a range of unexpected objects in the cosmos. This was our first view of the non-thermal universe, and our first un obscured view of the universe. In its short life, radio astronomy has had an unequaled record of discovery, including four Nobel prizes: Big-Bang radiation, neutron star文艺 发表于 2025-3-26 13:26:29
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