A Visual History of Humanity’s Exploration of Pluto
Pluto—that cold, small and lonely dwarf planet 4.7 billion miles away—is still a single dot in a vast, starry sky, only dimly visible through even our best telescopes. We know little about it, save that it’s very different from what we know well: completely unlike the rocky inner planets and outer gas and ice giants of the Solar System. It has held onto its secrets for nearly a century. But that is about to change.
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