"Vulcan certification adds launch capacity, resiliency and flexibility needed by our nation's most critical space-based ...

A rocket the Centennial company has worked on for years is cleared for liftoff on billions of dollars worth of military space ...

A rocket developer in Centennial has been approved by the United States Space Force to partake in National Security Space ...

The two companies will join three others selected last summer, including SpaceX, United Launch Alliance and Blue Origin.

The U.S. Space Force has certified United Launch Alliance’s Vulcan Centaur rocket, allowing that vehicle to conduct national ...

The trip was both a reconnaissance mission and a passive-aggressive reminder of President Trump’s determination to fulfill ...

Rocket Lab and Stoke Space receive $5 million apiece to prep their launch vehicles for government inspections.

The X-37B spacecraft’s latest mission was shorter than the last but tried several new maneuvers and approaches during its ...

United Launch Alliance announced its Vulcan rocket has been certified by U.S. Space Force to fly National Security Space ...

The U.S. military's classified mini space shuttle has returned to Earth after circling the world for 434 days.

Vulcan’s certification means SpaceX should have at least one competitor for future launches — though several other firms are ...

Vulcan space launch vehicle (LV) has been certified to perform national security missions, the US Space Force (USSF) and ULA ...