To the robot who turned 90 days into 15 years of exploration:

You were, and are, the Opportunity of a lifetime.

Rest well, rover. Your mission is complete.

(2004-2019)https://t.co/POzRmYauHo#ThanksOppy pic.twitter.com/oZLBc7XMJD

— NASA Mars (@NASAMars) February 13, 2019