Timeline of Mars Science Laboratory its journey across Mars, having traveled , since its landing in 2012; on August 1, 2013, the rover traveled over one mile: . On August 6, 2013, NASA celebrated "Curiosity" first year on Mars (August 6, 2012 to August 5, 2013) by programming the rover to perform the "Happy Birthday" song to itself. NASA also released several videos (video-1, video-2) summarizing the rover's accomplishments over the year. Primarily, the mission found evidence of "ancient environments suitable for life" on Mars. The rover drove over one-mile across the Martian terrain, transmitted more than 190 gigabits of data to Earth, including 70,000
Mars landing heat flow from the deep interior of Mars, was launched on May 5, 2018. It landed successfully in Mars's Elysium Planitia on November 26, 2018. Additional future missions are the Mars 2020 rover, the Chinese Mars Global Remote Sensing Orbiter and Small Rover, and the Indian Mars Orbiter Mission 2 orbiter. The ESA ExoMars rover, also planned for launch in 2020, should obtain soil samples from up to 2 meters depth and make an extensive search for biosignatures and biomolecules. There is a proposal for a Mars Sample Return Mission by ESA and NASA, but this has been delayed until