For nearly a quarter-century, the nonprofit B612 Foundation has helped scientists track dangerous asteroids and educated the ...

As global numbers of space launches relentlessly skyrocket, so, too, does the amount of dangerous space debris that reenters the atmosphere and falls back to Earth, raising the odds that, sooner or ...

In the late Cold War, fears of Reagan’s Star Wars program pushed the Soviet Union to secretly launch Skif, a massive space-based laser designed to counter American missile defenses. What followed was ...

Discover how space debris tracking technology, automated satellite collision avoidance systems, and active debris removal missions prevent Kessler syndrome and protect orbiting spacecraft.

Every year, thousands of discarded artificial satellites are orbiting the planet, with an increasing number falling back into Earth’s atmosphere. Most of these objects will be destroyed before they ...

In 2016, NASA consolidated several programs into the Planetary Defense Coordination Office (PDCO), designed to work with other federal agencies, including the Federal Emergency Management Agency. The ...

Purchased with funds from the S. Dillon Ripley Endowment. "Dark Skies is the first work to assess the full impacts of space expansion, past, present and future. Thinking about space, and the visions ...