if (chunks === null) {
"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.。旺商聊官方下载对此有专业解读
，更多细节参见safew官方下载
await scene.play(new Create(square));，更多细节参见safew官方版本下载
They would be together for more than 70 years, until Marilyn's death in 2023.