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Tackling Rugged Terrain
On a bleak stretch of the Colorado Desert in Southern California, a compact four-wheeled rover recently trundled about 16 miles with minimal intervention from the team of engineers trailing it. Called ERNEST (Exploration Rover for Navigating Extreme Sloped Terrain), this prototype is being used by NASA to advance both robotic autonomy and the ability to traverse challenging landscapes.
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Hanging in the Balance
The Moon’s rocky, uneven, and otherworldly surface features are highlighted by the terminator – the difference between light and darkness.
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Freedom 250
NASA Celebrates America’s 250th Birthday
Our spirit of adventure and innovation will raise our nation to new heights.
From the earliest days of exploration, to the first steps on the Moon and the missions shaping our future, NASA represents the spirit of discovery that defines our nation. As the United States approaches its semiquincentennial, Freedom 250 highlights how innovation, courage, and scientific leadership have carried America forward — and how NASA continues to expand the frontier for the next generation.
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