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.
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一方当事人在申请仲裁时主张有仲裁协议，另一方当事人在首次开庭前不予否认的，经仲裁庭提示并记录，视为当事人之间存在仲裁协议。
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