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"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.。爱思助手下载最新版本对此有专业解读
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For miles around xAI's makeshift power plant in Southaven, Mississippi, neighbors have endured months of constant roaring, erupting pops, and bursts of high-pitched whining from 27 temporary gas turbines installed without consulting the community.