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NASA won't decide on Mars Sample Return plan until mid-2026
Analysis of those samples, which are being collected by NASA's Perseverance rover, could reveal a wealth of data ... The lander will also employ a nuclear power source — a radioisotope thermoelectric ...
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NASA exploring 2 options to lower costs, speed up Mars Sample Return mission
Option one would use the same "sky crane" landing system proven with NASA's Curiosity and Perseverance ... spacecraft would rely on a radioisotope thermoelectric generator, or RTG, instead of ...