Earlier indications of the bubbles have been found on existing all sky maps in the radio, microwave, and X-ray.

通过无线电、微波和x射线获取的现有天穹全景图都能够找到这些气泡的初步迹象。

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The US Air Force's X-37B space plane is circling Earth and, although it is on a classified mission with an officially unpublished orbit, sky watchers have spotted it.

美国空军的 X-37B太空船当时正在环绕地球，在某个官方未公开的轨道执行秘密任务。 天空观察者发现了它。

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New results from a premier sky survey by NASA's Swift satellite at hard (energetic) X-ray energies now solidly show a strong association of AGN with merging galaxies, though.

不过现在NASA的雨燕卫星在硬（高能）X射线的巡天新成果可靠地显示活动星系核与星系合并的紧密联系。

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"Wise is finding them across the full sky, while Nustar is giving us an entirely new look at their high-energy X-ray light and learning what makes them tick, " he said.

BBC: Supermassive black holes and hot galaxies in giant haul