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

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

The world's biggest airplane designed to carry air-launch-to-orbit rockets and hypersonic vehicles just completed its longest test flight to date. The Stratolaunch Roc, developed by Microsoft ...

Both flights met all of the Defense Department’s performance benchmarks within a 1% margin, according to Stratolaunch CEO Zachary Krevor.

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

The exercise was also used to test the in-flight performance of recently installed pylon hardware, which will launch smaller hypersonic aircraft from altitude and send them across the skies at ...

Stratolaunch has finally found a use for the world's largest airplane. Twice in the last five months, the company launched a hypersonic vehicle over the Pacific Ocean, accelerated it to more than ...

That could change after the successful flight of an autonomous and reusable hypersonic aircraft by US firm Stratolaunch. In recent years, both China and Russia have unveiled missiles capable of ...

A HYPERSONIC plane that can travel around the entire Earth in less than seven hours has made two successful test flights. Talon-A2 reached an incredible 3,800mph while in flight - more than five ...

A crop of startups touting hypersonic passenger and cargo planes has emerged in recent years. VCs have poured millions into these outfits, which promise to cross the Atlantic in under two hours.

Stratolaunch flew its Talon-A hypersonic vehicle for the first time after dropping it out of the belly of Roc, an utterly massive aircraft with a 385-foot wingspan. Meanwhile, SpaceX flew its ...