In Memoriam

Pioneering space scientist Alexander Dessler, who taught at Rice University for 30 years after founding the first university department dedicated to the study of space science at the height of the U.S.-Soviet space race, died April 9 at age 94 in Bryan, Texas. Dessler was an esteemed member of the scientific community and had a long and […]
Jack “Dr. Rock” Farmer, former professor of geobiology in the School of Earth and Space Exploration at Arizona State University (ASU), passed away on February 22, 2023. His research interests included biological mediation of sedimentary processes, the microbial fossil record of the Precambrian biosphere, and the origin and early evolution of animals. Farmer’s career spanned nearly […]
Carleton Bryant Moore, Emeritus Regents Professor in the School of Molecular Sciences and the School of Earth and Space Exploration (SESE) at Arizona State University (ASU), passed away on Friday, February 10, 2023, at the age of 90 in Mesa, Arizona. Moore was a pioneering researcher in the field of meteorite studies and the founding […]
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, April 5, 2023. Stöffler had retired from the Museum für Naturkunde in Berlin in 2004 but remained very active in research and contributed to postgraduate supervision until about 2018, […]
George Leonard (Len) Tyler, professor of electrical engineering at Stanford University and leader of numerous studies of the planets of the solar system, passed away in Port Townsend, Washington, at the age of 82. The cause was late-stage Alzheimer’s disease. Tyler was best known for pioneering and perfecting the science of radio occultation, where radio […]
Jack Langford Warren, who played an important role in the curatorial and clean room facilities at the Johnson Space Center (JSC; formerly called the Manned Spacecraft Center) during the Apollo program, lost his battle with cancer on February 1, 2023. Warren was born in Beaumont, Texas, and at the age of 17, while still in […]