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Robotic spacecraft allow geologists to explore other planets as if they were on-site
Look! Up in the Sky! It’s a Bird! It’s a Planet. It’s a Very Large Ball of Ice!
It’s Pluto, with its moon, Charon
Planets Around Other Stars Are Hot Hot Hot
Suddenly we find that lots of nearby stars have their own planets, even though so far we can “see” only the giants
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