"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.
第十七条 国家加强原子能领域科学技术规划计划的衔接，完善科学技术资源、技术开发需求的交流机制，发挥市场配置资源的作用。
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The answer was the US Navy, which was hungry for new pilots after World War Two. It was not building rockets but at least it involved flying.