Hawking's Interstellar Starship Would Revolutionize the Search for Alien Life

Yesterday, Stephen Hawking and Yuri Milner made the mind-blowing announcement that they want to build a fleet of interstellar spacecraft that can travel at relativistic speeds—up to 20 percent the speed of light. But it’s not just about reaching our nearest star system, Alpha Centauri, although that is the new…

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The Space Tech of Today That Could Power Stephen Hawking's Interstellar Craft of Tomorrow

Stephen Hawking’s plan to create a starcraft that can traverse the inky blackness separating us and our cosmic neighbor is fantastically ambitious and filled with lots of “the tech will come” assumptions. But at its core, the technology that Hawking and billionaire Yuri Milner want to use to create the ship is already…