+**Opportunity** was a robotic [Mars](/wiki/mars) rover, a part of NASA's Mars Exploration Rover mission. It tirelessly explored the Martian surface for nearly 15 years, vastly exceeding its planned mission, and provided crucial evidence of past [Water](/wiki/water) on the planet. Its enduring journey expanded humanity's understanding of the Red Planet.
+## See also
+- [Spirit](/wiki/spirit)
+- [Curiosity](/wiki/curiosity)
+- [Perseverance](/wiki/perseverance)
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