Northrop Grumman tested a solid rocket motor Dec. 4 as part of an internal program to advance solid rocket propulsion technologies.

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Orbex received far less funding than the other four ESA European Launcher Challenge companies after the U.K. deferred a decision on funding allocations.

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Roscosmos has replaced a cosmonaut assigned to the next Crew Dragon mission to the International Space Station for reasons neither it nor NASA will disclose.

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Senate Commerce Committee leaders said they hope to swiftly confirm Jared Isaacman as NASA administrator as he delivered a “message of urgency” about returning astronauts to the moon before China.

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When a Falcon 9 lifted off from Vandenberg Space Force Base in California late Nov. 16, it did something that was unprecedented a decade ago but unremarkable today: it landed the first stage, in this case on a pad next to where it lifted off. SpaceX noted that the launch, carrying the Sentinel-6B Earth science […]

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Nuclear power startup Antares announced a $96 million Series B round Dec. 2 to fund work on developing small nuclear reactors, including for space applications.

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