Episodic planetesimal disruptions triggered by dissipation of gas diskOPEN ACCESS 

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Kang Shuai, Li-Yong Zhou & Hejiu Hui Nature Communications, Volume 17, article number 6396, Published: 16 July 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Catastrophic disruptions of planetesimals occur in high-velocity collisions. Radioisotope dating of planetesimal…

Sulfur and copper isotope fractionation during planetesimal collisions: Insights from shock metamorphism in ordinary chondrites

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Ming-Yang Li, Dan Zhu, De-Liang Wang, Shi-Jie Li, Xiong-Yao Li, Jian-Zhong Liu & Ying-Kui Xu Acta Geochimica, Published: 19 May 2026 LINK “The accretion of terrestrial planets involved violent collisions among planetesimals, but the mechanisms…

Chondrule formation by collisions of planetesimals containing volatiles triggered by Jupiter’s formationOPEN ACCESS 

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Sin-iti Sirono & Diego Turrini Scientific Reports, Volume 15, Article number: 30919, Published: 25 August 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Chondrules are spherical or subspherical particles of crystallized or partially crystallized liquid silicates that…

Planetesimal collisions as a chondrule forming eventOPEN ACCESS 

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Shigeru Wakita, Yuji Matsumoto, Shoichi Oshino, Yasuhiro Hasegawa accepted for publication in ApJ PDF (OPEN ACCESS) abstract Update (9 January 2017): LINK “Chondritic meteorites contain unique spherical materials named chondrules: sub-mm sized silicate grains once…

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