From the orbits of the inner solar system to the surface of Mars. For Curiosity and Opportunity, 2016 continued the rovers’ revelations of the mysteries of the Martian surface – providing scientists with confirmation of long-held theories while also revealing surprises about Mars’ geologic past and providing new research for the eventual push of human exploration on the red planet. For Opportunity, the year also marked a continued series of longevity firsts and another mission extension for the rover as it now approaches the start of its 13th year on Mars.
