Paul Abell, Lead Scientist of Astromaterial Research and Exploration Science at NASA-Johnson Space Center, discusses Near-Earth Objects: Targets for Future Human Exploration, Solar System Science, and Planetary Defense during the Caltech Space Challenge (September 12, 2011).

Caltech Space Challenge: Near-Earth Objects - Paul Abell

Watch lectures from workshops and events put on by the Keck Institute for Space Studies (KISS). KISS is a "think and do tank" designed to develop new planetary, Earth, and astrophysics space mission concepts and technology by bringing together a broad spectrum of scientists and engineers for sustained scientific and technical interaction. It is a joint institute of the California Institute of Technology and the Jet Propulsion Laboratory.

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Caltech Space Challenge: Near-Earth Objects - Paul Abell

Caltech Space Challenge: Near-Earth Objects - Paul Abell

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