Hubble
@NASAHubble
The official X account for the NASA Hubble Space Telescope, managed and operated by NASA's Goddard Space Flight Center.
加入 March 2008
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A trip down the Milky Way's memory lane...
Our home galaxy's history just got clearer, thanks to Hubble. About 12 billion years ago, a dwarf galaxy known as LKH collided with a young Milky Way and merged with it.
Take a look back with this new discovery:
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