The cause of the strange blue spiral is actually a SpaceX Falcon 9 rocket that blasted off from Space Launch Complex 40 ...

The new crew needs to get to the International Space Station before Butch Wilmore and Suni Williams can head home after nine ...

The arrival of the new crew will pave the way for the return of two astronauts who have been "stuck" on the station since ...

The hydraulic system powers a clamp arm that is used to secure the rocket to the launch structure, but it must be released before liftoff. SpaceX engineers have since flushed out an air pocket ...

According to NASA and SpaceX, the launch was scrubbed due to a hydraulic system issue with a ground support clamp arm on the ...

"Launch teams also are working to address a hydraulic system issue with a ground support clamp arm for the Falcon 9 rocket at Launch Complex 39A ... for launch before the “all clear” is ...