Fermat's Library
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A platform for illuminating academic papers. We annotate and share a paper every week. Save, annotate and share papers with anyone:
加入 September 2015
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Voyager 2 launched exactly 49 years ago today - 16 days before Voyager 1, which took a faster trajectory and overtook it.
Voyager 2 remains the only spacecraft to have visited Uranus and Neptune and is still communicating with Earth from interstellar space, over 13 billion miles away.
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