The long-running Russian military hacking group tracked as Fancy Bear and APT28 has been wielding a new, "high-end custom arsenal" of custom ...

Russia and China can black out military satellites in seconds. A Latvian startup says nuclear-waste generators using 5x less fuel could keep satellites—and lunar bases—running.

The miniaturized microwave device was allegedly secretly purchased from a complex Russian criminal network for about $15 million in a Pentagon-funded operation.

Russia’s crucial launch infrastructure at Baikonur Cosmodrome’s Site 31/6 has been fully repaired following a significant incident during a crewed Soyuz mission late last year, Roscosmos announced ...

The disclosure comes about a month after NASA made the decision to evacuate the four members of Crew-11 from the International Space Station ...

SpaceX shut down Russian troops' access to Starlink satellite-internet terminals. The change constrained Russian military capabilities and created opportunities for Ukrainian forces. In the days ...

Preparing to send people back to the moon is a complex business, with astronaut safety at the top of the list of priorities. In the image above, NASA crew members are testing a new generation of ...

The Kremlin’s sabotage campaign against European allies of Ukraine has been escalating. It needs people like Aleksei Kolosovsky, 42, to carry it out.

Add Yahoo as a preferred source to see more of our stories on Google. NORAD detected and escorted five Russian military planes from airspace near Alaska Thursday. Two of the planes were Russian Su-35s ...

Feb. 20 (UPI) --Five Russian planes flew into the Alaskan Air Defense Identification Zone and were escorted out by U.S. planes on Thursday. The North American Aerospace Defense Command detected the ...

Sens. Lindsey Graham, R-S.C., and Richard Blumenthal, D-Conn., said their Russia sanctions and secondary tariffs bill would easily pass if Congress voted on it, and they urged European officials to ...