"The atmosphere of Mars is actively produces and emits methane. This new discovery makes us wonder about the origin of gas," - said study lead author Sushil Atreya, a planetary scientist at the University of Michigan.
Scientists presented the results of data analysis "Curiosity" at a meeting of the American Geophysical Union, which took place on December 16 in San Francisco, California. As the results of the study have been described in a paper published in the journal Science.
"While we are not able to determine the origin of methane in the Martian atmosphere. At the moment we do not have any information which would indicate the cause of the sudden increase in the level of hydrocarbon gas," - said study co-author Dr. Michael Meyer from NASA.
