停下脚步，仰望星空，天文随心听，用好奇心带你去感受宇宙的浩瀚，心如宇宙，大世界全装下。本节目由喜马拉雅独家播出。你好，这里是天文随心听第二季，欢迎订阅，分享，打赏。还有就是别忘了给咱们的节目投投月票。新式野号将在远离太阳的地方飞行至少十年的时间，在那里，太阳的亮度还不到地球上的千分之一。那探测器的能源从何而来呢？在那种条件下，太阳能电池是派不上用场的，常规化电池也维持不了长达十年的供电，因为化学电池没有办法存储足够的能量。而且不够轻。但是布的放射性衰变能够不断地产生热量，这些热量可以转化为电能。因此，以布为燃料的核电池一直是远离太阳的深空星际任务的首选。
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