A Rocket Lab Electron launched the first satellites for a new Open Cosmos constellation that will use spectrum previously ...

Open Cosmos deployed two satellites Jan. 22 to activate Ka-band spectrum filings reassigned by Liechtenstein last week, racing to meet deployment deadlines to bring the frequencies into use for ...

A Russian satellite named Cosmos 2553 is showing signs that it may no longer be working properly. Launched just weeks before the Ukraine conflict began in 2022, this satellite was sent into a ...

Far out in geosynchronous orbit, a Russian satellite moves through deep space. Cosmos 2553, nicknamed “Sput-nuke,” is designed to carry a nuclear payload that could render most satellites unusable.

Russia’s ambitions to militarize space may have suffered a major blow. According to U.S. analysts, Cosmos 2553, a secretive satellite suspected of supporting Moscow’s nuclear anti-satellite weapon ...

Cosmos 482, the exploratory spacecraft launched toward Venus by the Soviet Union in March 1972, has finally ended its mission. The 50-year-old lander probe returned to Earth early Saturday, May 10, ...

A newly designed rank insignia in Washington, D.C. on May 15, 2020. Far out in geosynchronous orbit, a Russian satellite moves through deep space. Cosmos 2553, nicknamed “Sput-nuke,” is designed to ...