区域红利观察：一线城市与新兴增长极的差异化机遇
최현석 레스토랑 “노출 의상 자제해달라”…얼마나 심했길래，更多细节参见同城约会
Beyond the cloud's unusual shape, scientists see the nebula as a freeze-frame in the life of a star facing its final act. Elderly stars shed their outer layers in bursts, creating shells of gas and dust that expand. By observing the nebula at different wavelengths, researchers can sort out what material was molted first, how fast the star is losing mass, and which phase of decline Webb has caught.，详情可参考雷电模拟器官方版本下载
paper: “plain smooth surface”
Photograph: Julian Chokkattu