The Pentagon took another step toward speeding up hypersonic testing. The Defense Innovation Unit ...

The mission sent Hypersonix’s DART AE scramjet aircraft on a suborbital hypersonic flight, reaching several times the speed ...

Rocket Lab last week launched a modified version of its suborbital launch vehicle to release a scramjet-powered 3D-printed air vehicle in support of a ...

Hypersonix has completed the first successful test flight of its scramjet aircraft DART AE, in what the company calls “a ...

Rocket Lab scrubbed the planned Feb. 25 launch of its HASTE suborbital rocket, which will send a scramjet-powered hypersonic vehicle up for the U.S. military. No new target date has been announced.

Australian company Hypersonix Launch Systems is not only looking to make the delivery of satellites into orbit cheaper and more accessible, but also greener. It is developing a reusable launch system ...

China has surpassed the US in the race to develop practical scramjet-powered land-based systems, ...

According to the U.S. Air Force, the flight test for the experimental X-51A WaveRider plane which could potentially travel up to 4500mph has resulted in failure. As previously reported on SmartPlanet, ...

Synopsis: The X-20 Dyna-Soar was a Cold War-era attempt to build a reusable, piloted, winged spaceplane that could ride a ...

SYDNEY, Australia --An experimental, hypersonic air-breathing rocket that could herald a low-cost, high-speed space age was launched successfully Tuesday in the Australian Outback. But scientists said ...