If you've ever fancied spending up to a year away from your loved ones and living in extremely close confines with three ...

Nearly 50 years ago, NASA launched what would become its first interstellar spacecraft, and this year Voyager 1 is set to ...

Explore decades of incredible images and videos of stars, planets, moons, and galaxies—most of which are free to use and ...

NASA's Chandra X-ray Observatory celebrates the 4th of July with a dazzling array of red, white and blue space phenomena.

Last year, an interstellar traveler entered our solar system. Some speculated that it was an alien spacecraft, but it turned ...

Think you have what it takes to live in a Mars and moon simulation for a year? NASA may want to select you as a volunteer.

NASA's Hubble Space Telescope has captured a spectacular red, white, and blue view of one of the Milky Way's oldest star clusters to celebrate the nation's 250th anniversary. Hidden within the ancient ...

Without a rescue mission, NASA’s Swift Observatory, which studies some of the most powerful explosions in the universe, will ...

Space agency selects 37 companies as partners to develop technologies that will support moon bases and Mars exploration.

NASA is marking the United States' 250th birthday with four striking red, white, and blue images of deep space from the ...

The Swift Observatory is in peril more than 2 decades after a Cape Canaveral launch. Here's what to know about NASA's ...

NASA on Tuesday plans to launch a mission to save its Neil Gehrels Swift Observatory. A spacecraft is expected to push the ...