恒星环 stellar ring
- 恒星环耗尽了引入气体的动量,所以气体就会向着黑洞盘旋地行进。
The ring of stars saps the momentum of incoming gas, so it spirals in towards the black hole. - 有着与众不同的中心恒星环,旋臂上还点缀着大量炽热的年轻恒星组成的蓝巨星簇,NGC 1097就成为绝佳的观测目标。
With this distinctive central star-forming ring, and the addition of numerous bluish clusters of hot, young stars dotted through its spiral arms, NGC 1097 makes a stunning visual object. - 现有的理论提出了两条途径来解释在一个由气体尘埃环围绕的年轻恒星周围如何形成气体巨型行星。
Current theories suggest two ways in which a gaseous, dusty ring around a young star can form into gas-giant planets.
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