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Trump signs sweeping executive order aimed at 'ensuring American space superiority'
By Mike Wall published
On Thursday (Dec. 18), President Donald Trump issued an executive order designed to ensure American space superiority. It calls for the initial construction of a moon base by 2030, among other goals.

A SpaceX Starlink satellite is tumbling and falling out of space after partial breakup in orbit
By Mike Wall published
One of SpaceX's Starlink broadband satellites suffered an anomaly in orbit on Wednesday (Dec. 17) that led to its partial breakup, according to the company.

'Crash Clock' reveals how soon satellite collisions would occur after a severe solar storm — and it's pretty scary
By Tereza Pultarova published
Satellites would likely begin colliding with each other or space junk in less than three days if they were to lose the ability to maneuver, for example due to an intense solar storm.

Rocket Lab launches 4 experimental 'DiskSats' for the US military
By Mike Wall last updated
Rocket Lab launched four "DiskSats" for the U.S. Space Force just after midnight on Thursday (Dec. 18), adding to the company's busy 2025.

US Senate confirms Jared Isaacman as new NASA administrator
By Josh Dinner published
More than a year after his initial nomination, the U.S. Senate has voted to confirm billionaire private astronaut Jared Isaacman as NASA administrator.

SpaceX launches Starlink missions in dual-coast spaceflight doubleheader (videos)
By Robert Z. Pearlman published
SpaceX launched two Falcon 9 rockets, each carrying Starlink satellites, from Kennedy Space Cener in Florida and Vandenberg Space Force Base in California on Dec. 17, 2025.

Surprise! Saturn's huge moon Titan may not have a buried ocean after all
By Charles Q. Choi published
"We're not certain if having widespread liquid pockets instead of a global ocean makes Titan more or less habitable."

Crewed Russian spacecraft meets up with ISS | Space photo of the day for Dec. 17, 2025
By Kenna Hughes-Castleberry published
The Soyuz launched on Nov. 27, 2025 from the Baikonur Cosmodrome in Kazakhstan.

Experiments on a private space station: Vast asks scientists for research proposals
By Andrew Jones published
The California startup Vast has opened a call for scientific research aboard its Haven-1 private space station, which is set to launch atop a SpaceX rocket next year.

Europe's Ariane 6 rocket launches its 1st pair of Galileo navigation satellites (video)
By Josh Dinner last updated
Europe's Ariane 6 rocket launched a pair of Galileo satellites just after midnight on Wednesday (Dec. 17), adding to the continent's geopositioning constellation.
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