Check out Bob Zimmerman’s latest update on what the Curiosity and Opportunity rovers on Mars have been up to: Mars rover update: April 27, 2018 | Behind The Black
Curiosity’s exploration of Vera Rubin Ridge is extended, while an attempt by Opportunity to climb back up Perseverance Valley to reach an interesting rock outcrop fails.
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Here is an overview of NASA JPL’s goal of one day bringing back a sample of Martian soil to earth: