The combination of seismic activity and water locked away at depth within Mars could be releasing sufficient hydrogen gas to support communities of microorganisms, says a team of scientists — and there’s a possibility we’ve already observed their presence. Mosaic of the Valles Marineris hemisphere of Mars projected into point perspective, a view similar to that which one would see from a spacecraft. The distance is 1,550 miles (2,500 km)...
Astrobiology News
