Preface for article collection “Thermal, dynamical, and chemical processes in our early Solar System”

Abstract

Upper: Giant impact (Courtesy NASA/JPL-Caltech); chondrule, majorite in shocked enstatite (Courtesy Miyahara); Lower: Collision of planetesimals (Courtesy NASA/JPL-Caltech); Raman mapping of wadsleyite and ringwoodite in Peace River L6 (Courtesy Miyahara and El Goresy).