WATCH: The first woman in space, Valentina Tereshkova, shouted, “Hey, sky, take off your hat; I’m on my way!” Tereshkova’s flight lasted nearly 71 hours. (Soviet Space Pro ...

The abrupt removal of a Russian cosmonaut from SpaceX’s Crew-12 mission has pushed national security concerns to the center of human spaceflight planning. What might once have been treated as a quiet ...

A Russian cosmonaut was recently booted from an upcoming NASA and SpaceX mission to the International Space Station. Russia's space agency confirmed the spacefarer's removal and replacement on the ...

The new crew will replace four station fliers who returned to Earth ahead of schedule last month due to a medical issue.

A Russian spaceflyer was pulled from SpaceX's next astronaut mission for violating U.S. national security regulations, according to a media report. Fellow cosmonaut Andrei Fedyayev recently took his ...

Oleg Artemyev was removed from the mission after he allegedly took photos of classified materials. Russian cosmonaut Oleg Artemyev will not be part of the four-person crew for the upcoming SpaceX ...

Head of the Roscosmos space corporation Dmitry Bakanov walks, on the day of the Soyuz MS-28 spacecraft carrying NASA astronaut Chris Williams, Roscosmos cosmonauts Sergey Kud-Sverchkov and Sergey ...

A Russian cosmonaut scheduled to fly on the next trip to the International Space Station with SpaceX has been removed, apparently for violating U.S. national security regulations. As reported by ...

Add Yahoo as a preferred source to see more of our stories on Google. A Russian cosmonaut was recently booted from an upcoming NASA and SpaceX mission to the International Space Station. Russia's ...