Grant Wolfram was called up to the Major Leagues for the second time - and second team - this season on Saturday. And it came in storybook fashion. This time, he finally got to make his long ...

Most of us can spot the group of stars known as the Plough or the Big Dipper. But there’s more to explore here, says Abigail Beall ...

From meteor showers to constellations, here's everything you need to know about observing the summer sky using the unaided ...

It seems that more and more sources of microplastics are being discovered every day from tea bags to clothing and chewing gum. Since plastic doesn’t biodegrade, it continues to break down into ...

DENVER, May 5, 2025 /PRNewswire/ -- Ursa Major's Hadley liquid rocket engine designed for commercial space and national security needs, successfully achieved sustained hypersonic speeds during two ...

Two Successful Test Flights with Stratolaunch Reach Greater Than Hypersonic Speed and Feature Historic First Landing DENVER, May 5, 2025 /PRNewswire/ -- Ursa Major 's Hadley liquid rocket engine ...

The Hadley liquid rocket engine that propelled the Talon-A was made by startup Ursa Major, the company said in a release. Hypersonic weapons travel in the upper atmosphere at more than five times ...

WASHINGTON — Following an award from the Air Force Research Laboratory, rocket startup Ursa Major plans to take its new Draper engine to flight, which the company says can pave the way to a new ...

The seven bright stars in Ursa Major are the most recognisable star pattern in the sky, along with Orion. In Britain, they traditionally form the Plough; though – with this agricultural ...

has awarded Ursa Major a $28,565,857 firm-fixed price contract for responsive space, hypersonic, and on-orbit propulsion. This new contract will follow-on work completed to mature advanced liquid ...

Ursa Major’s Draper is a 4,000-pound thrust engine designed for hypersonics, defense, in-space propulsion, and space launch. Credit: Ursa Major Join our newsletter to get the latest military ...