As the BBC report, it’s about to get crowded on the International Space Station. Nasa’s Space Shuttle Endeavour is scheduled to launch tomorrow [Saturday 12.17pm BST] on Shuttle Mission STS-127 carrying seven astronauts and the final components of Japan’s Kibo laboratory. Launch blog here. There’s also twittering from astronaut Mark Polansky. And the launch will be broadcast on NasaTV. Update Launch postponed for at least 96 hours.