A Delta Rocket Launches.

A Delta rocket is pictured launching NASA's FUSE satellite earlier this month. In use since 1960, Delta rockets have been launched successfully over 250 times . Scientific satellites placed into orbit by a Delta rocket include IUE , COBE , ROSAT , EUVE , WIND , and RXTE . Commercial launches include Iridium . Delta launches have placed Navstar Global Positioning System satellites into orbit. Delta rockets are manufactured for the US Air Force and NASA by Boeing .