The Solar Warden conspiracy theory claims the existence of a secret space program operating beyond public knowledge.

The National Reconnaissance Office, the agency overseeing the US government’s fleet of spy satellites, has declassified a decades-old program used to eavesdrop on the Soviet Union’s military ...

A US House committee with oversight of NASA unanimously passed a “reauthorization” act for the space agency on Wednesday. The legislation must still be approved by the full House before being sent to ...