Tag Archives: Martian

Dark, finger‑like marks slide down countless Martian cliffs each year. These stripes have prompted decades of speculation about water still trickling across the Red Planet. A new analysis of 500,000 of these features shows that they form through avalanches of dry dust, report Valentin Tertius Bickel of the University of Bern and Adomas Valantinas of Brown University. Why the Martian …

One lucky bidder will soon fork over millions of dollars to take home NWA 16788, a 54-pound (24-kilogram) Martian meteorite. This space rock, discovered in the Sahara Desert in 2023, is the largest chunk of the Red Planet ever found on Earth. Sotheby’s, a New York-based auction house, estimates the meteorite could fetch up to $4 million during its natural …

“Very early in Mars’ history, maybe 4 billion years ago, the planet was warm enough to support lakes and river networks,” Kite told Ars. “There were seas, and some of those seas were as big as the Caspian Sea, maybe bigger. It was a wet place.” This wet period, though, didn’t last long—it was too short to make the landscape …

This Martian Region Is Hiding Thousands of Kilometers of Ancient Rivers  SciTechDaily Mystery of Mars’ missing water could be solved by the planet’s tipsy tilt  Live Science Discovery of ancient riverbeds suggests Mars once wetter than thought  The Guardian Ancient Rivers in Noachis Terra Reveal Mars’ Long-Lived Wet Past  Universe Today A dead Mars may have been inevitable – and the Sun is to …