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首页星系壁纸 The Universe First Fireworks

The Universe First Fireworks

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by NASA/JPL-Caltech/GSFC

NASA Image Library · 公有领域（Public Domain）

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This is an image from NASA Spitzer Space Telescope of stars and galaxies in the Ursa Major constellation. This infrared image covers a region of space so large that light would take up to 100 million years to travel across it.

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