Stratolaunch completed two flights of its autonomous Talon-A2 rocket plane earlier this year, as the US aims to gain ground ...

A radical new aircraft concept designed to carry 170 passengers at a blistering cruising speed of Mach 7.3-over 5,600 mph ...

Hermeus seems dead keen on fast-tracking its way to hypersonic passenger flight. Its uncrewed subsonic Quarterhorse Mark 1 ...

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 terms. For human needs, the globe is big, and even the fastest flying machine ...

This is the first time anyone in the United States has flown a reusable hypersonic rocket plane since the last flight of the X-15, the iconic rocket-powered aircraft that pushed the envelope of ...

Aviation startup Hermeus announced the first flight of the Quarterhorse Mk 1 prototype, a little over a year after ...

Stratolaunch's Talon-A2 vehicle went hypersonic for the first time in December, then repeated the feat in March.

At Mach 6, the SR-72 can cut across radar fields of view so quickly that establishing a continuous track becomes nearly ...

Private companies like Stratolaunch are developing tech to regain the edge in the hypersonic arms race with innovations like ...

Hermeus flew Quarterhorse Mk 1 after just one year of development, proving remote ops and accelerating hypersonic aircraft ...

Hypersonic vehicles have become the latest military prestige ... The vehicle was air-launched over the Pacific Ocean by Stratolaunch’s Roc carrier plane—the largest aircraft in the world—in December ...