The willingness of the 4f orbitals of lanthanide metals to participate in chemical reactions is as rare as their presence in ...

"The Orbital Carrier is a game-changer, acting as a pre-positioned launch pad in space." The U.S. Space Force is funding the development of a new "Orbital Carrier" spacecraft that can deploy ...

The unmanned Spectrum rocket, an orbital rocket developed by German start-up Isar Aerospace, started smoking from its sides and then crashed back to Earth with a powerful explosion after launching ...

The rocket, launched by Isar Aerospace from within the Arctic Circle at a spaceport on the icy Norwegian island of Andøya, was the first orbital flight outside of Russia to leave continental Europe.

A German start-up’s orbital rocket spun out and crashed seconds after take-off Sunday, in a rare European test flight that the makers said “met its set goals.” The flight, from a spaceport ...

Illustration of space objects in Earth orbit. Credit: Slingshot Aerospace Join our newsletter to get the latest military space news every Tuesday by veteran defense journalist Sandra Erwin.

Rendering of Lockheed-Terran satellite in the Space Development Agency’s warfighter plan Terran Orbital Corp., a troubled maker of small satellites recently acquired by its largest shareholder, has ...

Whiting told attendees at Space Symposium in no uncertain terms that the United States needs "orbital interceptors" to project its military power in space. "And what do we call these?" he said.