The results were concerning — the scientists found that heart cells "really don't fare well in space," beating with about ...

Two astronauts relinquished their seats on a four-person spacecraft so that their colleagues could return to Earth from the ...

NASA engineers are running checks to solve the mystery of why the Falcon 9's engine failed to perform a routine maneuver to ...

NASA and Roscosmos have elevated the air leak to the highest level of risk, but they can't agree on when it becomes ...

A SpaceX capsule sent to bring back two astronauts stranded on the International Space Station (ISS) has docked. The Dragon ...

SpaceX’s Falcon 9 rocket is grounded again after the vehicle’s second stage did not come down in the expected area of the ...

SpaceX launched a two-person crew to the International Space Station, the start of a mission to bring home two NASA ...

Suni Williams and Butch Wilmore have been on the International Space Station for 15 weeks. They were only supposed to be ...

The Dragon Crew 9 capsule has docked with the International Space Station, carrying a U.S. astronaut and a Russian cosmonaut.

Eleven hours after successfully launching spacecraft to bring back two astronauts from the International Space Station, ...

SpaceX's two-person Crew-9 mission arrived at the International Space Station today (Sept. 29) after a one-day orbital chase.

After spending his junior year in in-school suspension due to refusing to change his hair, Darryl George left Barbers Hill ...