但是，直到今天，我们都没有“当场”捕捉到这种小行星对小行星的碰撞。
But until now, no such asteroid-asteroid collision has been caught "in the act".
2006年哈勃望远镜捕捉到了双天线星系的合并过程，在此次碰撞中诞生了数十亿颗新星。
In 2006 Hubble captured the Antennae galaxies merging, and billions of star births beginning in the midst of the collision.
据称，在两个弱作用大质量粒子碰撞时会发生湮灭，并且放出伽马射线，类似费尔米卫星的探测器能够捕捉到这种信号。
These annihilations are thought to occur when two WIMPs collide, generating gamma-rays which can be picked up by detectors such as those on board Fermi.
据称，在两个弱作用大质量粒子碰撞时会发生湮灭，并且放出伽马射线，类似费尔米卫星的探测器能够捕捉到这种信号。
These annihilations are thought to occur when two WIMPs collide, generating gamma-rays which can be picked up by detectors such as those on board Fermi.
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