#NASA baffled by mysterious ridges on Mars
“#NASA baffled by mysterious ridges on Mars” By Chris Ciaccia, Fox News September 3, 2020 | 2:55pm Enlarge Image This image covers plains near Aureum Chaos on Mars. NASA/JPL/UArizona NASA has spent years observing and exploring Mars, but the Mars Reconnaissance Orbiter took a picture of a ridged portion of the Martian surface last month…