Scientists discover frost on Martian volcanoes

Water frost atop volcanoes on Mars has been detected for the first time.

News of the water formations, scientists said, could play a role in human exploration of the Red Planet.

The journal Nature Geoscience published the Mars frost discovery study Monday. Pictures of the frost were taken by the European Space Agency's Trace Gas Orbiter.

The extinct volcanoes with the frost are on the Tharsis plateau,