Opposite-Mediocre t1_iy3zarj wrote
Reply to comment by cutelyaware in TIL More than 80 percent of the ocean has never been mapped, explored, or even seen by humans and as a result, we know more about the surface of Mars than Earth by [deleted]
Have we seen 100% of Uranus?
Blutarg t1_iy4nqab wrote
You can see mine, big boy!
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