Several of the dwarf galaxies in the Hickson Compact Group 31 are slowly merging.

一些“希克森紧致星群31 ”的矮星群正在缓慢的聚合。

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The bright, distorted object at middle, left, is actually two colliding dwarf galaxies.

在图中央偏左处的明亮扭曲天体实际上是两个相互碰撞的矮星系。

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The dwarf galaxies may have even a higher amount of dark matter than spiral galaxies.

矮星系也许比螺旋状星系含有更多的暗物质。

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At least a dozen such dwarf galaxies are thought to have once surrounded our own Milky Way.

FORBES: Astronomers Confirm Milky Way's Most Distant Stellar Stream

Such stellar streams are believed to be the last remnants of dwarf galaxies destroyed by gravitational interactions with our own burgeoning galaxy.

FORBES: Astronomers Confirm Milky Way's Most Distant Stellar Stream

Based on models of galaxy formation, for years theorists have expected to find a lot more of these dwarf galaxies around our own Milky Way.

FORBES: Astronomers Confirm Milky Way's Most Distant Stellar Stream