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天问二号远征启程 西安科技力量助力我国最长周期深空探测
完成这一主任务后,天问二号探测器还将前往主带彗星311P。传统理论认为彗星一般来自于太阳系边缘,而“定居”在小行星带的主带彗星311P打破了天文学家的固有认知。对主带彗星311P进行探测,有助于了解小天体物质组成、结构以及演化机制。
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