Discovery launches on mission to international space station . Space shuttle Discovery launched early Monday to deliver spare parts and science experiments to the international space station . The unmanned cargo ship is scheduled for launch from the Kennedy Space Center in Florida at 11:45 a.m. ET Monday. Three spacewalks planned during 13-day mission . Marks first time four women have been in space at one time .
Discovery launches on mission to international space station . The unmanned cargo ship is scheduled for launch from the Kennedy Space Center in Florida at 11:45 a.m. ET Monday. Three spacewalks planned during 13-day mission . Marks first time four women have been in space at one time .