Photo: Send-off: Actor William Shatner, who played Captain James T Kirk in the original Star Trek TV series and films, today paid tribute to Discovery* Star Trek actor William Shatner paid tribute to the Nasa shuttle's voyages
* Discovery is scheduled to land back on Earth on Wednesday
Discovery, the world's most travelled spaceship, has left the International Space Station for the last time with a send-off from Star Trek's original Captain Kirk.
The vessel undocked from the ISS yesterday morning, wrapping up a nine-day visit there.
This is the final flight for Discovery, which is due to land back on Earth on Wednesday.
Read more ....



















