ExoMars Trace Gas Orbiter at Mars, which will search for evidence of methane and other atmospheric gases that could be signatures of active biological or geological processes on Mars. | European Space Agency

A New Eye in the Sky Will Help Search for Life on Mars

A partnership between European and Russian space agencies called ExoMars has put a new instrument into orbit around the Red Planet that will look for signs of methane.

An illustration shows the main photochemical pathways known or expected to occur on Mars and their relation to ACS measurement capabilities. | MIPT Press Office