Andrew Cheng, Chief Scientist in the Applied Physics Laboratory at the John Hopkins University, discusses surveys for NEO exploration during the Caltech Space Challenge (September 12, 2011).

Bret Drake, Teleconference, Exploration Architect at the NASA-Johnson Space Center Exploration Systems and Mission Office, discusses architectures for human exploration of near Earth asteroids during the Caltech Space Challenge (September 12, 2011).

Josh Hopkins, Space Exploration Architect at Lockheed Martin Space Company, discusses the Plymouth Rock concept of keeping asteroid missions simple during the Caltech Space Challenge (September 12, 2011).

Takashi Kubota, Professor, Institute of Space and Astronautical Sciences, JAXA, discusses advanced challenges in Hayabusa Asteroid sample return mission during the Caltech Space Challenge (September 12, 2011).

Damon Landau, Mission Design Engineer, Outer Planet Mission Analysis Group, NASA-JPL, discusses trajectory design and optimization for human exploration of Near Earth Objects during the Caltech Space Challenge (September 12, 2011).

Pascal Renten, University of Stuttgart, discusses ISECG and NEA scenarios from a student's perspective during the Caltech Space Challenge (September 12, 2011).

Ron Turner, Analytic Services Inc. Fellow, discusses radiation risks and challenges associated with a human mission to an asteroid during the Caltech Space Challenge (September 12, 2011).

Don Yeomans, Senior Research Scientist and JPL Fellow, Manager Near Earth Object Program Office, NASA - JPL, discusses why to go to a Near Earth Object during the Caltech Space Challenge (September 12, 2011).

Arizona State University's Paul Scowen discusses UV spectroscopy/imaging and science questions in this short course (August 29, 2011).

Michael Hoenk and Frank Greer from JPL discuss what is on the surface in this short course (August 29, 2011).