Anyone who has taken a flight to the other side of the planet has realized that our pale blue dot is only small in cosmic ...

A California-based startup pulled off two hypersonic flights of its reusable aircraft, which became the first fully ...

This week the company confirmed that the vehicle had achieved speeds in excess of Mach 5 in both missions before safely landing ... over the Pacific Ocean by Stratolaunch’s Roc carrier plane—the ...

The plane is designed to travel at Mach 5 speeds and carry passengers across the Atlantic in 90 minutes. Hermeus is also developing the Chimera engine, a Mach 5 turbine-based engine, to power its ...

This is the first time anyone in the United States has flown a reusable hypersonic rocket plane since the last flight of the ...

The government studied proposals for a manned, hypersonic, stealth spy plane capable of traveling at a speed of up to mach 5. The concept, which allegedly reached a program cost upwards of two ...

The A-HyM Hypersonic Air Master is designed to carry 170 passengers and cruise at an altitude of 30,000 metres while ...

Hypersonic plane startup, Hermeus, plans to make a plane faster than ... get high altitude like the SR-71 then it will have a controlled dive to get towards mach 5 as it switches to the ramjet. The ...

The Cold War-era plane still holds the world’s absolute ... guidance will only allow us to say the speed is greater than Mach 5.” Based on these remarks, some analysts have speculated that ...