3I/ATLAS: In Search of the Witnesses to Its VoyageOPEN ACCESS 

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X. Pérez-Couto, S. Torres, E. Villaver, A. J. Mustill, M. Manteiga Submitted to ApJL, draft version September 10, 2025 PDF (OPEN ACCESS) “3I/ATLAS is the third interstellar object discovered to date, following 1I/’Oumuamua and 2I/Borisov….

Late fluid flow in a primitive asteroid revealed by Lu–Hf isotopes in Ryugu

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Tsuyoshi Iizuka, Takazo Shibuya, Takehito Hayakawa, Tetsuya Yokoyama, Ikshu Gautam, Makiko K. Haba, Kengo T. M. Ito, Yuki Hibiya, Akira Yamaguchi, Yoshinari Abe, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo,…

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