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They're basically natural Death Stars.
It's pretty unusual.
For icy ocean worlds, there's no sky to explore.
"It sends a shiver down the spine."
Elon Musk and Stephen Hawking think it's a bad idea.
Better to have an umbrella and not need it...
That's despite being close to its home star. What gives?
Welcome to the celestial boondocks.
Wanna control a world-class telescope?