cocoon star
英 美
[天] 茧状星云
... 间隔年龄 interval age 茧状星云 cocoon star 减速运动 retarded motion ...
The star is ending its life by casting off its outer layers of gas, which formed a cocoon around the star's remaining core.
它通过摆脱环绕星体残留内核形成茧的外层气体,结束了自己的生命。 随后,这颗渐渐消亡的恒星散发出的紫外线使该物质发光。
Young variable star RY Tauri is emerging from a yellowish cocoon of dust near top center.
最上面正中一年轻的变星正在破茧而出。
IRAS 23166 + 1655 is just starting this process and the central star has yet to emerge from the cocoon of enveloping dust.
IRAS 23166 + 1655恰好处于这个过程的开端,而中央的恒星也正在从蚕茧一般的尘埃中显露出来。
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