Jon Giorgini

Solar System Dynamics Group

Guest

Senior analyst at the Jet Propulsion Laboratory's Solar System Dynamics Group

Jon Giorgini on KCRW

About four football fields across, the asteroid  YU55  might not be big enough to eliminate civilization, but if it struck Earth it could leave a crater six miles wide, which could…

Huge Asteroid Makes Earth Fly-By

About four football fields across, the asteroid YU55 might not be big enough to eliminate civilization, but if it struck Earth it could leave a crater six miles wide, which could…

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