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Stories by Russell L. Schweickart, Edward T. Lu, Piet Hut and Clark R. Chapman1 articles archived since 1845

The Asteroid Tugboat

To prevent an asteroid from hitting Earth, a space tug equipped with plasma engines could give it a push

November 1, 2003 — Russell L. Schweickart, Edward T. Lu, Piet Hut and Clark R. Chapman

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