Orbital postpones next space station mission

Dulles-based Orbital Sciences Corporation has postponed its second cargo delivery mission to the International Space Station until at least July 1. Orbital says an engine planned for use in a space station mission in 2015 failed in routine testing. It is delaying mission two, planned for early June, until engineers determine why the engine failed. The second mission was originally scheduled for early May, but was postponed by NASA because of space station scheduling. More

(Source: Washington Business Journal - Jun 10)