Radar topographic view of a volcano
Quick — where is this? Is it one of Venus’ iconic volcanoes? Or maybe Mars’? Click to enlarge >The first bistatic radar image acquired by TanDEM-X and TerraSAR-XCredit: DLR Nope. It’s Mount Etna on Earth, with its vegetation mostly stripped away, viewed in detailed 3D by a pair of radar imaging satellites, TanDEM-X and TerraSAR-X. Radar imaging is used elsewhere in the solar system to peer through thick atmospheres. It’s useful here on ….