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9 年
一系外行星大气层发生剧烈闪电活动:因表面火山持续喷发
研究团队称,火山活动较活跃的行星很可能具有最高的闪电密度。如果Kepler-10b的表面大部分被火山覆盖,那它在经过主恒星期间会经历1亿到2万亿次闪电。 新浪科技讯 北京时间7月13日消息,Kepler-10b是美国开普勒探测器发现的一颗类地系外行星,体积比地球稍大。
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