Glossary term: 新星
Description: 新突然亮起的恆星，其亮度比之前亮了許多倍。這個名稱源自拉丁語“nova stella”，意為“新星”，在現代歐洲的早期，用來描述突然出現在天空中的明亮恆星。此外，許多不同文化觀察到的新星被稱為“客星”。
新星的形成起源於白矮星從一個緊密的伴星中吸積氣體。這些氣體在白矮星的大氣中積累，直到溫度高到足以通過核聚變點燃為止。這種核反應火球使白矮星的亮度增加幾個數量級。與Ia型超新星不同的是，白矮星在這次爆炸後保持完整。這意味著整個過程可以重新開始，新星可以重複爆發。
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
This is an automated transliteration of the simplified Chinese translation of this term
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