Evil Alien Civilizations Lurking In The Milky Way Galaxy Could Attack Earth!
We now know that there are thousands of planets outside of our solar system, and trillions in our galaxy itself. Scien-tists estimate that there may be tens of billions of solar systems in our galaxy, perhaps even as many as 100 billion. Makes one wonder if there are advanced alien civilizations out there who also believe that they are the centre of the universe? And if yes, are they watching us?
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