That plane, famously piloted by Chuck Yeager, was the first aircraft to break the sound barrier—a feat that many believed could not be accomplished. Then there was the X-15, which was built to ...

Long before the first rays of sunlight brushed the California horizon, an extraordinary homecoming took place. The U.S.

Explore the results of the seventh mission of the U.S. Space Force reusable spacecraft, X-37B, with its return to Earth ...

In 2006, the Air Force announced the development of its own variant of the space plane, known as the X-37B, designed to operate ... and had a wingspan of about 15 feet. Its max takeoff weight ...

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

The US government's top-secret X-37B space plane returned to Earth after a 434 ... the 29-foot-long X-37B with a 15-foot wingspan is designed to test advanced technologies, including propulsion ...

A camera onboard the secret X-37B space plane capturing Earth's picture ... the 29-foot-long X-37B with a 15-foot wingspan is designed to test advanced technologies, including propulsion systems ...

The American space agency plans to have a supersonic aircraft called X-59 in the air sometime ... will fly accompanied by a chase plane. This machine, an F-15 specially modified and properly ...

The Space Force's unmanned X-37B blasted into orbit from NASA’s Kennedy Space Center in December 2023 on a secret mission.

CAPE CANAVERAL, Fla — The U.S. military's classified mini space shuttle returned to Earth on Friday after circling the world ...

The vehicles measure about 29 feet (9 meters) long, roughly one-quarter the length of one of NASA's space shuttle orbiters. The X-37B has a wingspan just shy of 15 feet (4.6 meters) and is not ...