NASA has detected bird-like chirping sounds, known as chorus waves, from 62,000 miles away. These cosmic waves interact with Earth's magnetic field and could affect satellites.

And as it zipped by the cratered lunar orb on Aug. 19, the European Space Agency's Juice mission snapped views of the 21st-century space scene. "Sometimes the journey is just as worthy as the ...

Eisenhower created the agency to organize the United States' missile and space projects and align them with the goals of the federal government. Later, DARPA expanded and began looking into other ...