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Engineers use OPTIMISM, a full-size replica of NASA's Perseverance rover, to test how it will deposit its first sample tube on the Martian surface. The test was conducted in the Mars Yard at NASA's Jet Propulsion Laboratory in Southern California. 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 first mission to collect and cache Martian rock and regolith (broken rock and dust). Subsequ…
