Now, Castelion – a new manufacturer in the defense industry — is developing affordable, mass-produced hypersonic weapons to safeguard America and its allies. The California-based startup Castelion was ...

While America was busy with stock buybacks and quarterly profits, China spent decades building an integrated system linking ...

This new initiative expands upon decades of U.S. missile defense efforts, building on technologies from the Reagan-era ...

The startup promises to fill a void in one area where US military research and development has been caught flat-footed.

Castelion, a two-year-old startup focused on rapidly developing and mass-producing hypersonic weapons, has raised $100 ...

ORLANDO, Fla. — A California-based startup led by former SpaceX executives announced Jan. 29 it has raised $100 million to ...

The company is vying to sell long-range strike weapons to the U.S. military.

President Donald Trump has ordered the development of an "Iron Dome" defense system to shield the United States from an intercontinental missile attack.

America’s defenses may no longer be enough. With hypersonic missiles and space-based threats on the rise, Trump has issued a ...

Central to the plan is ensuring the U.S. maintains a robust second-strike capability, safeguarding the country’s ability to ...

President Donald Trump is preparing an executive order to develop a "next generation" missile defense shield aimed at ...

The French ASN4G (Air-Sol Nucléaire de 4ème Génération) is a hypersonic air-to-ground nuclear cruise missile. It's capable of ...