The role of Elon Musk's SpaceX in an ambitious new U.S. missile defense system is in question following the dramatic feud ...

President Donald Trump announced a plan to build a missile defense system, called the Golden Dome. How exactly does it work?

President Donald Trump has proposed building a massive antimissile system in space that could enrich Elon Musk if it ...

Elon Musk's SpaceX may see its role reduced in the U.S. 'Golden Dome' missile defense project following a clash between Musk ...

IAI officials expressed hope for Israel's chances, noting that Arrow missile defense systems have defended against more ...

President Donald Trump proposed a revolutionary missile defense system to keep the United States safe, but is it even possible?

Missile defense systems are nothing new. History shows that even if they work as advertised – a big if – they’re a bad idea ...

President Trump's missile defense project, called the "Golden Dome for America," could cost hundreds of billions of dollars.

I would love to be able to build a system that actually worked 100 percent of the time,” Sen. Mark Kelly said at POLITICO’s ...

The U.S. government is reconsidering SpaceX’s role in a new missile defense system following the recent dispute between Elon Musk and President Donald Trump, according to a Reuters report late ...

The Congressional Budget Office has estimated that deploying and operating just the space-based interceptors could cost up to ...