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 ...

In March 2025, a missile launched from a test range in the Pacific arced into the upper atmosphere, separated its rocket booster, and released an unpowered wedge-shaped glide body that streaked toward ...

Going really fast has always been one of the major goals of air-breathing aircraft ("air-breathing" meaning that it's not powered by a rocket, and relies on air for fuel combustion) development since ...

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, ...

Aerojet Rocketdyne and the US Air Force Research Laboratory (AFRL) have achieved a new record thrust output from a scramjet engine, providing a boost for hypersonic flight. A year of ground testing ...

The world of hypersonic vehicles is getting increasingly interesting, with a number of companies already working on designs that should make high-Mach travel inside our planet's atmosphere a reality.

A small group of Australian scientists made aviation history July 30 with the successful atmospheric test of a supersonic air-breathing engine in flight. Working with a budget most big science ...