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NASA’s Hubble Unexpectedly Catches Comet Breaking Up
Artifacts From NASA’s Webb, Parker Solar Probe on View at Smithsonian
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A Jagged, Rugged World
In one of the biggest surprises of NASA's OSIRIS-REx mission, its target asteroid, Bennu, turned out to be a jagged, rugged world covered in large boulders, with few of the smooth patches that earlier observations from Earth-based instruments had indicated.
Asteroid Bennu about A Jagged, Rugged World
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Lava Flows Down Mayon
At any given moment, about 20 volcanoes on Earth are actively erupting. Often among them is Mayon—the most active volcano in the Philippines.
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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.
Learn More about NASA Celebrates America’s 250th Birthday
