单词active-galaxy
网络: 活动星系；活跃星系；耀星系
Active galaxy Centaurus A is likely the result of a merger with a spiral galaxy some 100 million years ago.
活动星系半人马座A可能是1亿年前与一个旋涡星系合并而成。
We are not completely sure how an active galaxy is formed and how it generates such a large amount of energy.
其实我们仍不大清楚活动星系的形成过程，亦不知道星核放射出大量辐射的机制。
The double black holes were found in a bright, highly active galaxy known as NGC6240, about 400 million light-years from the Earth.
这对黑洞存在于一个极其活跃明亮的星系中，该星系被命名为NGC6240，它距地球约有4亿光年。
It is an active galaxy lying at the centre of the Perseus Cluster of galaxies.
它是个位于英仙座星系群中心的活动星系。
The location of this flaring active galaxy is very fortunate. It is about 38 deg away from a star known as V407 Cyg.
这个活跃的发光星系的位置是非常幸运的，距离被称为V407Cyg（天鹅座-V407号星）的亮星约38度。
The European Space Agency"s orbiting XMM-Newton observatory studied the black hole in the core of an active galaxy known only as 1H0707-495.
欧洲空间局在轨运行的XMM-牛顿天文台对名为1H0707-495的活跃星系核心中的黑洞进行了研究。
Only 11 million light-years away, Centaurus A is the closest active galaxy to planet Earth.
半人马A是离地球最近的活动星系，只有1100万光年远。
The Milky Way is not an active galaxy, but it does have a powerful source of radiation called Sagittarius A* at its center.
银河系不是一个活动星系，但它中心也有一个强大的射电源称为“人马座A*”。