11 Photos From the Opportunity Rover’s Mission on Mars

(via Mental Floss) In 2004, the rover Opportunity landed on Mars. Originally intended to serve a mere 90-day mission, the rover instead beamed back scientific discoveries for 15 years. But since a massive dust storm in 2018, the rover Opportunity ceased sending data—and now, NASA has declared its groundbreaking mission complete. Opportunity is the longest-serving robot ever sent to another planet. Let’s celebrate Opportunity’s Mars mission with a look at the images it captured.