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Geological Features

Caltech Study Finds Mars’s Southern Mantle About 200–400°C Hotter Than the North

That interior heat implies partial mantle melt and challenges explanations for Mars’s early geology and magnetic record.

Shelf-Like Band on Mars Bolsters Case for Ancient Northern Ocean

Mars Orbiter Finds Dark Volcanic Ash Spreading Across Utopia Planitia

Mars Study Maps Broad Coastal Shelf, Bolstering Case for Ancient Northern Ocean

Viral Reshare Puts Triangular Mars Feature From NASA Images Back in Spotlight

New Mars Express Images Reveal Vast Wind-Carved Ridges at Eumenides Dorsum

Seismic Reanalysis Finds Mars’ Mantle Packed With Ancient Impact Debris

Scientists Map 15,000 Kilometers of Ancient Martian River Channels

Mars' Dark Streaks Confirmed as Dust Avalanches, Not Water Flows

Chinese Rover Zhurong Uncovers Evidence of Ancient Martian Beach

ESA Mars Express Reveals Striking 375-Mile-Long Scar on Mars