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Inside a mission support area at NASA's Jet Propulsion Laboratory in Southern California, Mars 2020 Perseverance team members displayed their joy as the spacecraft successfully completed a complex series of steps to safely touch down on the Martian surface. JPL built and manages operations of the Mars 2020 Perseverance rover for NASA. A key objective for Perseverance's mission on Mars is astrobiology, including the search for signs of ancient microbial life. The rover will characterize the planet's geology and past climate, pave the way for human exploration of the Red Planet, and be the firs…