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NASA's ERNEST Rover Zips Across Desert at Record Speed
19 Jun
Summary
- ERNEST rover traveled 16 miles in under two days.
- It moves ten times faster than Curiosity and Perseverance.
- The rover uses AI for enhanced navigation over terrain.

During recent field tests in the Colorado desert, NASA's ERNEST rover successfully traversed 16 miles over rugged terrain in less than two days. This prototype, named Exploration Rover for Navigating Extreme Sloped Terrain, boasts enhanced decision-making and mobility, allowing it to drive over obstacles.
ERNEST represents a significant advancement for planetary exploration, moving ten times faster than NASA's Curiosity and Perseverance rovers. Its development focuses on enabling robotic explorers to cover greater distances and explore previously inaccessible regions on future missions to the Moon and Mars.
Engineers at NASA's Jet Propulsion Laboratory developed ERNEST using reinforcement learning, an AI technique enabling the rover to learn from its environment. This autonomous capability was tested extensively in simulated Martian and lunar conditions, including complete darkness, to refine its performance under diverse lighting and terrain challenges.