A probe plunges its way through Titan's atmosphere and lands safely on the surface. Over a billion kilometres away here on Earth, a machine fills a bag of potato crisps. Georg Koppenwallner didn't think that Saturn's largest moon had much in common with his favourite bar snack - at least not until he got a call from the European Space Agency (ESA). Koppenwallner's company Hyperschall Technologie Göttingen in Germany runs experiments in wind tunnels and calculates the aerodynamics of spacecraft. (source: newscientist.com)
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