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Thomas Cravens

Thomas Cravens is a professor in the Department of Physics and astronomy at the University of Kansas. His research focuses on: Atomic scattering theory, Physics of the interstellar medium, Data analysis for the ultraviolet nitric oxide experiments on the Atmosphere Explorers C and D, Theoretical modeling of atmospheres and the ionospheres of Venus, Earth, Mars, Jupiter and comets including airglow, photoelectrons, energy balance, ion chemistry, and ionosphere-magnetosphere interactions, and Comparing results of ionospheric models with Pioneer Venus data.

The Loss Of The Martian Atmosphere Over Its Lifetime

The current atmosphere of Mars is tenuous, with a surface pressure only about 3% of Earth’s, and consisting mostly of carbon dioxide. Almost no liquid water is present on Mars, although the polar caps contain frozen water and carbon dioxide […]