WASHINGTON — Northrop Grumman tested a solid rocket motor Dec. 4 as part of an internal program to advance solid rocket propulsion technologies. The company conducted a static-fire test of

HELSINKI — China could be without emergency launch capability to Tiangong space station for months, leaving no rapid-response option for any new crisis following the Shenzhou-20 incident. The Shenzhou-22 spacecraft

Projections for the booming space economy often come with trillion-dollar headlines, but the lion’s share of near-term revenue looks destined for just a handful of massive constellations with the funds

At next year’s World Radiocommunications Conference (WRC-25), governments will face a choice that goes to the heart of how we monitor our warming planet. Some regulators are wondering whether to