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Activity for Solar Bear‭

Type On... Excerpt Status Date
Question Perils of having a moon consisting of valuable material
In the 1960s we were disappointed to find that the moon is a pile of dust and rubble with no easily accessible valuable materials. Well, we kind of knew it before that, but we weren't sure. Anyway, this is why no one has gone back in 45 years or so. I am wondering if the following scenario would be ...
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almost 5 years ago