哈勃空间望远镜提供了一幅船底座星云恒星喷流的图像。
The Hubble Space Telescope provided an image of a stellar jet in the Carina Nebula.
其主要目标就是研究宇宙中的极端现象——爆发中的恒星、宇宙喷流、湮灭粒子，以及其它那些我们根本不想发生在地球附近的现象。
Its intended purpose is to the study the extreme universe - exploding stars, cosmic jets, annihilating particles, and other stuff that we don't want happening near Earth.
NGC1999的中心附近有一个不寻常的黑色喷流云，在图中亮恒星的右下一点点。
NGC 1999 shows a remarkable jet-black cloud near its center, located just to the right and lower right of the bright star.
而恒星的碰碰舞也无法解释许多类星体活跃的核心所放射出的狭长喷流。
Nor could stellar slam dancing explain the narrow jets that emanate from the central powerhouses of many quasars.
对角线状的结构可能是从隐藏恒星吹出的孪气愤体喷流造成的。
The diagonal feature may be caused by twin jets of gas blasting away from the hidden star.
当气体集中形成恒星，所产生的喷流与爆炸会将物质向外推回星系际空间，这是一种负向的反馈机制。
As gas pools, it turns into stars, whose outflows and explosions push material back out into intergalactic space-a process of negative feedback.
当气体集中形成恒星，所产生的喷流与爆炸会将物质向外推回星系际空间，这是一种负向的反馈机制。
As gas pools, it turns into stars, whose outflows and explosions push material back out into intergalactic space-a process of negative feedback.
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