That's a simulated map of the dark matter halo around galaxy cluster Cl 0024+17, superimposed on a Hubble picture.

这是Cl 0024+17星团暗物质的光晕。

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The behavior of a galaxy's dark matter halo could affect its evolution and help determine whether it becomes a spiral or an elliptical, they added.

科学家们补充说，星系的暗物质晕可能会影响到星系自身的演化过程并决定星系的形态——椭圆状或者是涡旋状。

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And engulfing all that our telescopes can see is an enormous halo of dark matter that they can't.

从望远镜中看不到的巨大黑物质光晕吞没了望远镜中看得见的一切。

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Dark matter at these huge, cosmological scales is only one part of the story, however, and Sukanya Chakrabarti of Florida Atlantic University presented work showing how the "dark matter halo" that surrounds individual galaxies can be characterised.

BBC: Dark matter hints in widest-yet view of dark mystery

For the past few years Dr Kuhlen and his colleagues have been working on a computer model of the halo of dark matter in which the Milky Way (the Earth's home galaxy) is thought to be embedded.

ECONOMIST: The search for dark matter: Ethereal yet weighty | The

Moreover, they also point out that there should be a second signal from annihilating dark matter, in the form of gamma rays coming from the Milky Way's halo.

ECONOMIST: Two new ways to detect the elusive stuff of the universe