2 papers
astro-ph.EP2026
A Collective Trigger for Widespread Planetesimal Formation Revealed by Accretion Ages
James Bryson, Hannah Sanderson, Francis Nimmo +4
The formation of planetesimals was an integral part of the cascading series of processes that built the terrestrial planets. To illuminate planetesimal formation, here we develop a…
astro-ph.EP2025
The refractory-to-ice ratio in comet 67P: implications on the composition of the comet-forming region of the protoplanetary disk
Raphael Marschall, Alessandro Morbidelli, Yves Marrocchi
Comets, asteroids, and other small bodies are thought to be remnants of the original planetesimal population of the Solar System. As such, their physical, chemical, and isotopic pr…