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M81

网络波德星系

M81

M81

M81

波德星系

1

shows that the supermassive black hole in M81 feeds just like stellar mass black holes, with masses of only about ten times that of the Sun .

表明 M81 中的超大质量黑洞进食就像质量仅有太阳十倍左右的恒星级黑洞一样。

2

M81 is gravitationally interacting with M82 just below it, a big galaxy with an unusual halo of filamentary red -glowing gas .

M81 与其下方的 M82 存在着相互间的引力作用，M82 是一个具有奇特红色炽热气体光环的大星系。

4

Explanation : Big and beautiful spiral galaxy M81 lies in the northern constellation Ursa Major .

说明：庞大而美丽的旋涡星系 M81 位于北方大熊座内。

7

M82, as this irregular galaxy is also known, was stirred up by a recent pass near large spiral galaxy M81.

大螺旋星系 M81 最近给力的 “借火 ”将这个又被称为 M82 的不规则的星系唤起。

8

On the right, surrounded by blue spiral arms, is spiral galaxy M81.

右边被蓝色旋臂环绕的是旋涡星系 M81 。

9

Last go-round , M82's gravity likely raised density waves rippling around M81, resulting in the richness of M81's spiral arms .

最近一个周期中，M82 的重力增强了 M81 周围密度波的脉动，导致 M81 的旋臂更浓密。

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