标签： 狐獴阵列

天文·每日一图

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动画：古怪的射电环

2022年3月30日 Animation: Odd Radio Circles Credits: Illustration: Sam Moorfield; Data: CSIRO, HST (HUDF), ESA, NASA; Image: J. English (U. Manitoba), EMU, MeerKAT, DES (CTIO); Text: Jayanne English Explanation: What do you call a cosmic puzzle that no one expected to see? In this case, Odd Radio Circles, aka ORCs. ORC-1 typifies the enigmatic five objects, only...

天文·每日一图

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狐獴阵列在无线电波段所拍摄的银河中心

2022年2月2日 The Galactic Center in Radio from MeerKAT Image Credit: Ian Heywood (Oxford U.), SARAO; Color Processing: Juan Carlos Munoz-Mateos (ESO) Explanation: What’s happening at the center of our galaxy? It’s hard to tell with optical telescopes since visible light is blocked by intervening interstellar dust. In other bands of light, though, su...