Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

Watch a cosmic gamma-ray fireworks show in this animation using just a year of data from the Large Area Telescope (LAT) aboard NASA’s Fermi Gamma-ray Space Telescope. NASA's Marshall Space Flight ...

Animations and videos that show objects and phenomena throughout the universe. Playable with Quick Time, Real Player, MPEG movies, or Java applets. Each video is accompanied by information about what ...

33,290 people played the daily Crossword recently. Can you solve it faster than others?33,290 people played the daily Crossword recently. Can you solve it faster than others?