text: Dark Echoes from Titan Microwave brightness of Titan reveals surface properties such as temperature composition and roughness. Image Credit: NASA/JPL. Looking at radar reflections of Titan, scientists are puzzled by what they see 
inputs: Dark Echoes from Titan Microwave brightness of Titan reveals surface properties such as temperature composition and roughness. Image Credit: NASA/JPL. Looking at radar reflections of Titan, scientists are puzzled by what they see 