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The astronomers observed sudden variability in the X-ray emission from the active galactic nucleus of the distant quasar.
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The astronomers observed sudden variability in the X-ray emission from the active galactic nucleus of the distant quasar.
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Related words
active galactic nucleus
Noun
Japanese Meaning
銀河の中心部に位置し、通常の銀河核よりもはるかに高い輝度を示すコンパクトな領域。 / 電磁スペクトルの一部または全体に渡って明るさが異常に高く観測される現象で、活発な天体活動が示唆される。
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