Smithsonian Magazine on MSN
From a Remote Observatory, He’s Defending Our Planet. Get a Glimpse Inside the Life of a Doomsday Asteroid Hunter
David Rankin of the Catalina Sky Survey in Arizona spends nights scanning the solar system for potentially catastrophic space ...
The Dark Forest theory is one proposed solution to the famed Fermi Paradox, which has bewitched astronomers for more than half a century. To put it concisely, the paradox asks if the cosmos is nearly ...
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