Japan’s H3 rocket suffered engine trouble on December 22, 2025, and failed to place a Japanese navigation satellite into orbit.

Editors note: On Jan. 13, Blue Origin said the launch was postponed to “troubleshoot a vehicle subsystem issue” that would take the launch “beyond our [Blue Origin’s] window.” The organization said it would be reviewing new opportunities for its ...

Ursa Major, America’s leading privately funded company focused solely on rocket propulsion, today announced an agreement with launch provider Vector Launch to support Vector’s recently awarded U.S. national security contract. Ursa Major will supply ...

Add Yahoo as a preferred source to see more of our stories on Google. As the SpaceX webcast announcer counted down the final 10 seconds of Friday's Falcon 9 launch attempt, he said "ignition" when the clock struck zero. And fast-moving fumes and smoke ...

Things are getting hot for SpaceX's next Starship launch. SpaceX fired up its next Starship spacecraft during an engine test over the weekend, ahead of the company's 7th orbital test flight of the gargantuan megarocket. SpaceX ignited Starship's Raptor ...

An RS-25 engine fired up for 500 seconds June 11 at NASA’s Stennis Space Center near Bay St. Louis, Mississippi. Four RS-25 engines will power NASA’s new rocket, the Space Launch System, at speeds of 17,500 mph — 73 times faster than the top speeds ...