Space
New Horizons snaps first infrared image of Pluto
The NASA spacecraft en route to Pluto is running through its dress rehearsal, starting with an image that could help reveal what Pluto is made of
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The NASA spacecraft en route to Pluto is running through its dress rehearsal, starting with an image that could help reveal what Pluto is made of
One frozen ammonia world is too large even to be a moon, and no one can work out how four others got there. What鈥檚 their story?