Moon is decades away and will become the biggest "economic revolution" in history, an expert says. Planetary scientist Dr Philip Metzger said nations, companies and entrepreneurs will soon be racing to be the first to set up a permanent lunar base.
He spoke as NASA announced it will pay up between $15,000 to $25,000 for rock samples weighing between 50 to 500 grams from the Moon's surface.
Dr Metzger, of the University of Central Florida, said: "It's inevitable that sometime this century, nations will begin establishing full mining and manufacturing supply chains outside of Earth's gravity well."It'll be a race between entrepreneurs, companies and nations.
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