Marcus Chown

@marcuschown

Writer. Books include Tweeting the Universe, We Need to Talk About Kelvin, Quantum Theory Cannot Hurt You & Solar System for iPad

Most distant image of Earth (Voyager 1, 6 billion km). How about we remember we're all on this dot together?

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889 days ago

Most distant image of Earth (Voyager 1, 6 billion km). How about we remember we're all on this dot together?

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