Light from the original supernova explosion likely reached Earth over 5, 000 years ago.

原始超新星爆炸时的光到达地球需要5000年之久。

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Light from the explosion first reached planet Earth over 30, 000 years ago.

爆炸的闪光第一次到达行星地球是3万年前。

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We have explained this being due to light in the red spectrum bending readily, so red light is bent first over the horizon by the gravity of Earth where light in the other spectrums is not so bend.

我们解释过这是由于红色光谱更容易弯曲，所以当其他光线还没怎么样时，红光首先由于地球的引力而沿着地球的曲线弯曲。

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And in a paper published by Nature to coincide with NASA's announcement of its candidates, that discovery was trumped six times over by an analysis of the most populous putative system, Kepler 11, 2, 000 light-years from Earth.

ECONOMIST: The search for other Earths is hotting up