On the left, marked by red gas and dust clouds, is irregular galaxy M82.
左边，以红色气体和尘埃云为标志的，是不规则星系m 82。
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。
Most of the pale, white objects sprinkled around the body of M82 that look like fuzzy stars are actually individual star clusters about 20 light-years across and contain up to a million stars.
绕着M82星系体的大多数模模糊糊看着像星的惨白物体其实是单个的跨度约为20光年，由成百万星星构成的星团。
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