Watch replays of the launch and landing of a Falcon 9 rocket carrying a Dragon cargo ship to the International Space Station.

Ruling out a strike by space debris or a micrometeoroid, Russian engineers say a small now-plugged leak in a Soyuz crew ferry ship docked to the International Space Station was the result of a hole drilled into the wall of the spacecraft’s upper compartment, an apparent case of human error.

SpaceX rolled the first Crew Dragon spacecraft out to a Florida launch pad Thursday for final preparations ahead of a test flight to the International Space Station.