"The nebula appears to have distinct regions that capture different phases of its evolution — an outer shell of gas that was blown off first and consists mostly of hydrogen, and an inner cloud with more structure that contains a mix of different gases," NASA's blog post reads. The dark line that runs vertically through the nebula, giving it the cranial appearance, could be the result of "an outburst or outflow from the central star, which typically occurs as twin jets burst out in opposite directions." Both Webb's Near-Infrared Camera (NIRCam) and its Mid-Infrared Instrument (MIRI) were used to document the nebula.
It will be the first crewed mission to the Moon since Apollo 17 landed on its surface in December 1972.
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但宋高祖也強調，即便德中關係可能出現某種程度的解凍，但究竟能回暖到什麼程度，仍有待觀察。「因為，這很大程度上取決於美國對歐洲施壓的力度、歐洲能否有效運用其市場力量對中國經濟施加影響，以及北京願意且能夠提供什麼妥協。」，更多细节参见WPS官方版本下载