Scientists have found a billion-year-old hidden magma system on Mars that supported life on the Red plane The Times of India Seismic evidence for a melt-depleted lower crust and transcrustal magmatism on Mars Nature Mars may have once been filled with seas of magma that made the Red Planet habitable Space Hidden ancient magma systems reshaped Mars’ evolution The Watchers - Watching the world evolve and transform Huge magma systems on Mars existed below the surface EarthSky