爆发变星
- 网络eruptive variable;leixinxing nova-like variable
![爆发变星](../cache/1400797.jpg)
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新星和超新星都是由新星的爆发而产生的变星。新星的爆发有时能在几天时间内将这颗星的亮度增强几千到几万倍,随后它又会渐渐暗弱下去,几年或十几年之后最终回到原来的亮度。
Novas and supernovas are all variable stars created by nova outbursts.During a nova outburst , the brightness may increase over the course of a few days by several thousand or even dozens of thousands of times.Then it will gradually dim , eventually returning to its originai brightness after several or dozens of years .