The telescope, a partnership of NASA and the European and Canadian space agencies, homed in on PMR 1, a planetary nebula nicknamed the Exposed Cranium for being the spitting image of a brain scan. The nebula lies about 5,000 light-years away from Earth in the Vela constellation.
12月21日，“JK FUN”商城正式开业。新京报记者 薛珺 摄
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Opens in a new window。关于这个话题，搜狗输入法2026提供了深入分析
highWaterMark: 10,