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Bebeto Matthews, Associated Press
Cosmologist Stephen Hawking, left, joined by a group of of scientist including Princeton physicist Freeman Dyson, right, announce the new Breakthrough Initiative focusing on space exploration and the search for life in the universe, during a press conference, Tuesday, April 12, 2016, at One World Observatory in New York. The $100 million project is aimed at establishing the feasibility of sending a swarm of tiny spacecraft, each weighing far less than an ounce, to the Alpha Centauri star system.

Internet investor and science philanthropist Yuri Milner and renowned cosmologist Stephen Hawking announced the new Breakthrough Initiative focusing on space exploration and the search for life in the universe, during a press conference, Tuesday, April 12, 2016, at One World Observatory in New York. The $100 million project is aimed at establishing the feasibility of sending a swarm of tiny spacecraft, each weighing far less than an ounce, to the Alpha Centauri star system.