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A Path Around the Sun

NASA’s Parker Solar Probe completed its 27th close approach to the Sun on March 11, again matching its record distance of 3.8 million miles from the solar surface. The flyby allowed the spacecraft to conduct measurements of the solar wind and solar activity, contributing to our understanding of how the Sun’s atmosphere changes throughout the solar cycle.

Parker Solar Probe about A Path Around the Sun

Celebrating 100 Years Since Goddard’s Breakthrough Moment in Modern Rocketry

Dr. Robert H. Goddard and a liquid oxygen-gasoline rocket in the frame from which it was fired on March 16, 1926, at Auburn, Mass.

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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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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