China may have just become the first country to attempt satellite-to-satellite refuelling in geosynchronous orbit ...

China’s Shijian-21 and Shijian-25 satellites, known as SJ-21 and SJ-25 for short, likely docked together in geosynchronous ...

The payload Russia's military chose to launch on the Angara A5 is unusual. The rocket deployed its primary passenger, Kosmos ...

Two Chinese satellites reportedly performed what appears to be the country's first high-altitude orbital refueling, as U.S.

Although impressive, it raises concerns about potential docking with and disabling other countries' orbital military assets.

But these Mission Extension Vehicles don't have the ability to transfer fluids from one satellite to another. That is the ...

Two wildfires in Northern Arizona, sparked from lightning, have burned at least 60,000 acres in a little over a week — and, while firefighters work around the clock trying to contain the fires, ...

Space weather expert developing satellite constellation to predict and protect against dangerous space weather events.

SES received the final regulatory approvals for the SES-Intelsat transaction, including the US Federal Communications ...

Two Chinese satellites have successfully completed a potential first-ever high-altitude in-space rendezvous and refuelling, over 20,000 miles from Earth.

Both the NISAR spacecraft and the GSLV-F16 launch vehicle are currently undergoing final checks and extensive reviews at the ...

SES's ninth and tenth O3b mPOWER satellites have arrived at Cape Canaveral where they will be readied for launch by SpaceX in ...