These Russian satellites are getting uncomfortably close to a U.S.- and European-operated radar satellite, particularly in ...

At least four Russian military satellites changed their orbits to match that of a Finnish-American radar surveillance ...

SpaceX disclosed in its S-1 filing that its Redmond, Wash., facility produces approximately 70 Starlink satellites per week, putting hard production numbers on the operation for the first time.

Starlink satellites orbit approximately 342 miles (550 kilometers) above Earth and put on a spectacular show for observers as ...

How do you maintain spacecraft 22,000 miles away? DARPA wants to find out with the first launch of the dexterous, deep-space ...

Europe is vulnerable with a non-state actor like Starlink having the power to switch off the continent's connectivity.

While Elon Musk stunned the world with plans to launch a million satellites into orbit, the heads of space agencies ...

So why is NASA launching fewer telescopes and planetary science missions than it did a quarter-century ago? The answer is ...

NASA scientists have developed an artificial intelligence tool to take on a longstanding challenge in ocean waters. In a study recently published in the Earth and Space Science journal, researchers ...