Sci-Fi Fridays features a different presentation by local artists and scientists each week.
Free to the public. See a complete schedule at www.tempe.gov/TCAGallery
Asteroids, Ion Propulsion and NASA's Dawn Mission to Vesta and Ceres
David A. Williams, Ph.D., Associate Research Professor and Director, The Ronald Greeley Center for Planetary Studies (The NASA Regional Planetary Information Facility at Arizona State University), ASU School of Earth and Space Exploration
This presentation reviews previous robotic missions to asteroids, discusses the ion propulsion that enables NASA's Dawn Mission and reviews the major results from the Dawn's encounter with the asteroid Vesta, a proto-planetary world.
Come early and enjoy Finally Friday at the Lounge at TCA, with free music and appetizers and stroll the art in the gallery before the discussion. Finally Friday begins at 5 p.m.