NASAのインスタグラム(nasa) - 6月25日 08時38分

A light echo in X-rays detected by our Chandra X-ray Observatory has provided a rare opportunity to precisely measure the distance to an object on the other side of the Milky Way galaxy. The rings exceed the field-of-view of Chandra's detectors, resulting in a partial image of X-ray data.

Credits: NASA/CXC/U. Wisconsin/S. Heinz

#nasa #space #astronomy #xray #milkyway #galaxy #chandra #science

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