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| | Piet Hut: Asteroid Deflection |
 | | The Asteroid Tugboat, by Schweickart R.L., Lu, E.T., Hut, P. and Chapman, C.; 2003, Scientific American, 289, Number 5, pp. |
 | | Human Exploration of Asteroids, by Hut, P. 2003, invited contribution to the edge web site obsequy for the astronauts of space shuttle Columbia. |
 | | Threat Mitigation: The Gravity Tractor, Schweickart, R., Chapman, C., Durda, D. and Hut, P. Threat Mitigation: The Asteroid Tugboat, Schweickart, R., Chapman, C., Durda, D. and Hut, P. Threat Characterization: Trajectory Dynamics, Schweickart, R., Chapman, C., Durda, D., Hut, P., Bottke, B. and Nesvorny, D. Back to geology and paleontology. |
| www.ids.ias.edu /~piet/act/geo/deflection (1126 words) |
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