Mars May Have Had a Thick Past | Chicago News

Mars might’ve once sported a sky thick as Earth’s — up to 100 times denser than today — revealing a world far more hospitable to life. New data from Curiosity’s analysis of ancient mudstones in Gale Crater suggests a thicker, warmer atmosphere that could have sustained liquid water and shielded potential microbes from radiation. This reshapes our search for past Martian life and underscores how dramatically planets evolve over time — turning today’s barren red planet into a possible cradle of ancient biology. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/b819835f8ed73eeb