Pyrrhotite-driven early-stage terrestrial alteration in Ryugu grainsOPEN ACCESS
Masaaki Miyahara, Takaaki Noguchi, Toru Matsumoto, Naotaka Tomioka, Tohru Araki, Akira Miyake, Yohei Igami, Yusuke Seto & Akira Yamaguchi Nature Communications, Published: 29 May 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Samples returned from the carbonaceous…
Modeling carbon outgassing from chondritic planetesimalsOPEN ACCESS
Bo Peng, Diana Valencia Accepted by Planetary Science Journal PDF (OPEN ACCESS) “The thermochemical evolution of planetesimals is an underprobed stage of volatile delivery to terrestrial planets during their formation, and may contribute to the…
Dust dynamics in disk dust traps and late planetesimal formationOPEN ACCESS
Maya Tatarelli, Alessandro Morbidelli, Elena Lega Accepted in A&A PDF (OPEN ACCESS) The streaming instability is the leading model for planetesimal formation in protoplanetary disks, but it typically operates within the first ~Myr. In the…
Crater size scaling in the strength-dominated regime for weak porous targets: Implications for the tensile strength of asteroid surfaces
Ryo Sugimura, Masahiko Arakawa, Minami Yasui Icarus, In Press, Journal Pre-proof, Available online 27 May 2026 LINK “Highlights “Laboratory impact cratering experiments on weak porous targets were conducted to constrain the cohesion of the uppermost…
On the rotation of M-type asteroids: Statistical evidence for higher rotation ratesOPEN ACCESS
Fernando Abarzuza, Noemí Pinilla-Alonso, Miquel Serra-Ricart, Santiago Iglesias Álvarez, Miguel R. Alarcon Icarus, In Press, Journal Pre-proof, Available online 27 May 2026 LINK + PDF (OPEN ACCESS) “Highlights “Rotational dynamics of asteroids carry important information…
