Postcard from Mars: Acheron Fossae 🔴 Back on the Red Planet with new views from Mars Express – and it’s a bit of a crackin’ landscape. Literally. In April, we took you to the eastern end of Acheron Fossae – a rugged region shaped by ancient lava, ditches, and craters. Now we’re heading west, where the ground tells another dramatic story. Slide through to discover: - Deep cracks formed as Mars’s surface was pulled apart - Signs of ancient geological activity, over 3.7 billion years old - Valleys filled not with water, but with slow-moving ice and rock - Evidence of Mars’s ever-shifting climate Like Earth, Mars wobbles on its axis. But without a big Moon to keep it steady, the tilt swings wildly – leading to Martian ice ages and warm spells that shape the surface in surprising ways. The latest images reveal everything from jagged fossae to smooth lowlands – and even clues about past glacial flows. Captured by our Mars Express, which has been studying Mars from orbit since 2003, th...