Formation of Ryugu's parent planetesimal beyond the CO${}_2$ snow line from small pebbles: insights from thermal evolution modeling

Sota Arakawa, Hidenori Genda, Noriyuki Kawasaki +3

Astronomical observations of planet-forming circumstellar disks indicate that planetesimals form from 0.1-mm- to 1-cm-sized dust aggregates, commonly called ``pebbles.'' When such…