Today's Video

Hunting Black Holes With X-ray Eyes

NuSTAR is a pathfinder mission that will open the high energy X-ray sky for sensitive study for the first time, answering fundamental questions of how black holes are distributed throughout the cosmos, how the elements were forged in the explosions of massive stars, and what powers the most extreme active galaxies.

Provided by NASA's Jet Propulsion Laboratory
Runtime: 3:09