Horton E. Newsom (1952–2024)
Horton Elwood Newsom was killed in a car accident in Albuquerque, NM, April 19, 2024. Hort was widely known and respected in our community for his work in experimental and analytical geochemistry; impact cratering; and his active participation in spacecraft missions at Mars. More…
Daniel J. Milton (1934-2024)
Daniel Jeremy Milton, aged 89, passed away peacefully at home, surrounded by family, in Vienna, Virginia, on May 26, 2024. More…
Donald Clayton (1935 – 2024)
Donald D. Clayton, recipient of the 1991 Leonard Medal of the Meteoritical Society, passed away on January 3, 2024. More…
Burkhard Dressler (1939-2024)
Burkhard Bruno Otto Dressler passed away peacefully on 17 April 2024 in Nanaimo (British Columbia, Canada). His wife Bärbel Dressler was by his side, and his two sons, Wolfram and Andreas, sent him love from afar. More…
Hiroshi Takeda (1934-2023)
Hiroshi Takeda, an Emeritus Professor at the University of Tokyo, passed away on September 11, 2023, just one day short of his 89th birthday. Globally recognized for his groundbreaking work in mineralogy and crystallography for solid Earth and planetary material science, Takeda's accolades are numerous. Notably, he received the Leonard Medal from the society in 2010. Back home in Japan, he was honored with the Special Award during the Japan Mineralogical Society's 50th anniversary in 2002 and the esteemed 26th Manjiro Watanabe Award in 2009. More…
Stephen Wolf (1964-2023)
Stephen F. Wolf passed away unexpectedly on April 22, 2023 at the age of 58. Stephen (‘Steve’) was Professor of Chemistry at Indiana State University in Terre Haute. Steve was a highly respected analytical chemist with many interests including analytical method development and the use of novel multivariate chemometric techniques. He often combined these interests when examining meteorite compositions. More…
Dieter Stöffler (1939-2023)
The Memorial Service for Dieter Stöffler has been scheduled for Tuesday, 9 May 2023, at 13:00 hours (Berlin time). It will take place in the Chapel of Waldfriedhof Zehlendorf (Wasgensteig 30, 14129 Berlin). ––– It is with profound sadness that we have to report that our dear friend, mentor, and colleague Dieter Stöffler passed away on the evening of Wednesday, 5 April 2023, More…
Klaus Keil (1934-2022)
I am sad to report that our friend and colleague Klaus Keil passed away peacefully Friday night at home after a long battle with cancer. He was Emeritus Professor, former Director of the Hawai`i Institute of Geophysics and Planetology, and former Interim Dean of the School of Ocean and Earth Science and Technology. Klaus was an outstanding scientist, spectacular mentor, educator, and leader, dedicated family man, and enthusiastic tennis player. More…
Peter Signer (1929-2021)
An eminent pioneer of noble gas geochemistry, Peter Signer, emeritus professor at ETH (Switzerland) died on Friday, Dec. 10, 2021. After a long illness, he peacefully fell asleep at the age of 92. Following his dissertation at the University of Bern on a mass spectrometric study of the 176Lu decay constant with Friedrich Houtermans and a seven-year stay with Alfred O. Nier at the University of Minnesota, Peter Signer was appointed professor for Geo- and Cosmochronology at ETH Zurich in 1965. He founded the Laboratory for Noble Gas Mass Spectrometry, which he led until his retirement in 1994 and which is now headed by Henner Busemann in the third generation. More…
Sandra Pizzarello (1933-2021)
It is with great sadness that we announce that Sandra Pizzarello passed away on October 24, 2021. She greatly enhanced the research field of molecular, isotopic, and chiral analysis of organic compounds in carbonaceous chondrite meteorites since the 1970s. During her active research career, she produced an impressive number of achievements in her studies on the origin and chemical evolution of organic compounds in the early Solar System and the origin of homochirality in living systems. More…