ESA's groundbreaking Proba-3 mission has successfully initiated its formation-flying phase, with two spacecraft now set to ...

A private U.S. spacecraft has captured stunning images of Earth one week into its flight. Still circling Earth, Firefly ...

European forces joined the US Navy last year in an effort to defend key shipping lanes from Houthi rebel attacks.

Keir Starmer is under pressure from European leaders to join a £420 billion defence scheme amid threats to Nato by Donald ...

The Kremlin is suspected of deploying the vessel to stalk the seabed, gathering intelligence that could be used in acts of ...