Nearly eight years later, the hypersonic plane startup announced a fundraising round that brings its valuation to $1 billion ...

Japan has completed a ground combustion test of a ramjet engine for a Mach 5 experimental aircraft, marking a step forward in ...

NASA is continuing to speed up the rate of X-59 flight tests as the Quesst low-boom supersonic demonstrator program builds up to its first Mach 1 faster-than-sound milestone flight. The needle nose ...

The U.S. Navy and Boeing conducted the Stingray's first test flight on Saturday, showing its ability to taxi, take off, fly and land autonomously.

Solar Impulse 2, the aircraft that completed the first solar-powered global flight in 2016, crashed in the Gulf of Mexico ...

The private Dream Chaser space plane took to the skies Tuesday (May 29), kicking off a flight-test program that will vet the vehicle's ability to carry astronauts to and from low-Earth orbit. The ...

White Sands Missile Range -- Otto Aerospace today announced the successful completion of a flight-test campaign for its unmanned drone aircraft ...