Managers have added two more days and an extra spacewalk to the original 11-day mission to repair the damage.
Astronauts hope to add a new section to the International Space Station, unfurl new solar arrays, retract an older array, and pick up a new passenger to return to Earth.

- Visit the all new ZDNet Enterprise Mobility Hub sponsored by Verizon Wireless. It has the latest news, commentary, and resources for your mobile strategy development.
- Read the latest ZDNet blog posts around mobility
- Five steps to protect mobile devices anywhere, anytime
- Watch a video about Distributed Antenna Systems (DAS)
- Learn how you can fetch your email from anywhere
- All this and more on the ZDNet Enterprise Mobility Hub








