Sarah Stewart

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Giant Impact Events

• A calculation of the canonical moon-forming impact event using the smoothed particle hydrodynamics code GADGET2 (Marcus et al. 2009). The first 24 hours after the proto-Earth is hit by a Mars-size object. Colors denote the core and mantle materials.
  
• Merging of two ice-rock planets (Marcus et al. 2010).
  
• Catastrophic disruption on an ice-rock planet (Marcus et al. 2010).
  
• Hit-and-run between two ice-rock planets (Marcus et al. 2010).
  
• Formation of the unusual dwarf planet Haumea (Leinhardt et al. 2010).
  

Impact Cratering

• Formation of the Chicxulub impact basin (Senft and Stewart 2009).
  
• Formation of the unusual central pit craters on Ganymede (Senft and Stewart 2011).
  
• Formation of the South Pole-Aitken basin on the Moon (Stewart, LPSC, 2011).
  

Shock Compression Laboratory

• Rebound of the 40-mm gun during a shot. (Taken with Rick Kraus' iphone.)