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This image shows the Multi-Mission Radioisotope Thermoelectric Generator for NASA'S Mars 2020 Perseverance rover during a fit check with the rover in the payload processing facility at NASA's Kennedy Space Center in Florida on April 16-17, 2020. The Multi-Mission Radioisotope Thermoelectric Generator is designed and built by the U.S. Department of Energy, and provided to NASA as part of the space agency's Radioisotope Power Systems Program. It arrived at NASA KSC in April 2020 following its final assembly and transport from the Department of Energy's Idaho National Laboratory. The fit check i…
