
NASA @NASA
@Andals_SJ Perseverance's prime mission duration is one Mars year (about 687 Earth days, and it's powered by a nuclear power source that will last at least 30 years. — PolitiTweet.org
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Mon Feb 22 20:19:35 +0000 2021
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Likely AvailableNASA @NASA
@Andals_SJ Perseverance's prime mission duration is one Mars year (about 687 Earth days, and it's powered by a nuclear power source that will last at least 30 years. — PolitiTweet.org