The Mars Express orbiter launched to the Red Planet. Twenty years later, ESA has delivered a high resolution color image of Mars along with a time-lapse of "webcam" images that were released in near ...

But how well do you really know our planetary neighbor? This quiz of 15 questions will test your knowledge of Mars' size, surface and history, as well as scientists' attempts to study it. Remember to ...

Mars Ingenuity helicopter's 59th flight was captured by the Perseverance rover's Left Mast-cam camera. Credit: Credit: ...