It’s official. After 15 years, per @NASAJPL Opportunity, is dead. It’s not alone. It’s sibling Spirit passed in 2010. Curiosity and Insight are still there. And the Mars 2020 mission will deliver the most advanced rover yet. Thread on what happened to Oppy #RIPOppy#ThankYouOppyhttps://t.co/IlmadFNKkI
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