Scientists on the trail of comets in deep space "reluctantly" announced Friday an end to NASA's Deep Impact mission after nearly a decade that included celestial fly-bys and hundreds of thousands of ...

NASA's Deep Impact spacecraft is running on fumes after chasing down two comets in the last five years, but the probe's cosmic work may not be done yet. Deep Impact cruised to within 435 miles (700 ...

On05, NASA launched its Deep Impact mission to crash into comet Tempel 1, also known as 9P/Tempel. Two spacecraft were ...

For the first time, scientists have processed images from NASA’s Deep Impact spacecraft and clearly seen the solid body, or nucleus, of the comet through the vast cloud of dust and gas that surrounds ...

Blasting a hole in a comet with an earth-launched spacecraft sounds like the stuff of science fiction. Or fare for a Hollywood blockbuster. But this example of American space ingenuity is real and ...

PASADENA, Calif. – They weren’t a red, white, and blue spectacle, but the cosmic fireworks NASA created by blasting a hole in a comet were something for scientists to cheer about this Fourth of July ...

COLLEGE PARK, Md. – Over the past five years, three space missions — Deep Impact, Deep Space 1 and Stardust — have provided unprecedented information about comets. However, rather than clearing up the ...

If the $333 million mission is successful, Deep Impact will be the first spacecraft to touch the surface of a comet. In 2004, NASA's Stardust craft flew within 147 miles of Comet Wild 2 on its way ...