格利泽581是一颗红矮星距离地球20.5光年。

Gliese 581 is a red dwarf star 20.5 light-years from Earth.

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在G54.1 + 0.3的图中，钱德拉天文台提供的X射线数据显示为蓝色，斯必泽望远镜提供的数据显示为绿色(一种短的光波)和红黄色(长光波)。

In this image of G54.1 + 0.3, X-ray data from Chandra are shown in blue, and data from Spitzer in green (a shorter wavelength) and red-yellow (a longer one).

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所有红黑军团球迷祝卡拉泽29岁生日快乐！

Happy 29th birthday to Kakha Kaladze from all the Rossoneri fans!

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