Isotope Geochemistry and Habitability Studies for Extraterrestrial Life - Sagan Lecture

Explore the intersection of isotope geochemistry and astrobiology in this 1-hour 14-minute Sagan Lecture from the 2010 AGU Fall Meeting. Delve into the study of habitability and potential life on other planets as presented by J. Eiler from Caltech's Geological and Planetary Sciences department. Gain insights into the quest for excellence in planetary science and understand key concepts such as astrobiology and geochemistry. Examine the potential for life on celestial bodies like Europa, Titan, and Mars, focusing on factors like ice presence, temperature, and geological history. Investigate the significance of carbonate minerals and methane in the search for extraterrestrial life. Learn about time-dependent variations, serpent realization, and the importance of isotope fingerprinting in identifying potential sources of methane on various planetary bodies.

Introduction
Society of Planetary Science
Quest for Excellence
Dr Mark Petrie
HL Mencken
What is Astrobiology
What is Geochemistry
Europa Titan
Habitability
Ice on Mars
Temperature on Mars
The geological past
The geological record
The Martian interior
The Mars rock record
Carbonate Minerals
Thinking to the Future
methane on Mars
methane on other bodies
Rhea
Methane
Timedependent variation
Serpent realization
Other examples
Source of methane
Isotope fingerprint