Memorial Tribute to Astrobiology Pioneers Dr. David S. McKay and Academician Georgy A. Zavarzin

摘要

During the past two years, the world has lost two great pioneers of the field of Astrobiology-Dr. David Stewart McKay who worked at the NASA-Johnson Space Center in Houston, Texas, USA and Academician Georgy Alexandrovich Zavarzin of the Institute of Microbiology of the Russian Academy of Sciences and Professor of the Moscow State University in Moscow, Russia. The Volume of the Proceedings of the 2013 SPIE Instruments, Methods, and Missions for Astrobiology XVI is dedicated to the memory of these great scientists. We remember our dear friends and review some of their many important contributions to Planetary Science, Geology, Meteoritics, Microbiology and Astrobiology.