Weather is always a consideration for a launch in Florida. A technical issue is always a concern too. Since there is so many technical issues involved with an actual launch...as far as the number of systems involved...
6 Answers · Science & Mathematics · 25/08/2009
Endeavour's six-astronaut crew is expected to spend eight days visiting the space station and return to Earth on Feb. 20
4 Answers · Science & Mathematics · 14/02/2010
As with anything where billions of public dollars are involved, its a political decision. In this case, a result of the loss of the Shuttle Columbia and the investigations that came as a result. There...
6 Answers · Science & Mathematics · 16/06/2008