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Hubble Revisits Crab Nebula

A quarter-century after its first observations of the full Crab Nebula, NASA’s Hubble Space Telescope has taken a fresh look at the supernova remnant. The result is an unparalleled, detailed look at the aftermath of a supernova and how it has evolved over Hubble’s lifetime.

25 Years of Expansion about Hubble Revisits Crab Nebula

NASA’s Hubble, Webb Telescopes Survey Pinwheel Galaxy

This new image from the Hubble Space Telescope and the James Webb Space Telescope takes a closer look at the core of Messier 101, also known as the Pinwheel Galaxy.

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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
NASA astronaut and Expedition 73 Flight Engineer Jonnny Kim poses for a portrait with the American flag on the Fourth of July, or Independence Day, inside the International Space Station's "window to the world," the cupola. The orbital outpost was soaring 268 miles above a cloudy Atlantic Ocean at the time of this photograph.
NASA astronaut Jonnny Kim poses for a portrait with the American flag on the Fourth of July, or Independence Day, inside the International Space Station’s “window to the world,” the cupola.
NASA