NASA, Northrop Grumman postpone Cygnus XL arrival to ISS following propulsion issue

Northrop Grumman’s new Cygnus XL spacecraft will no longer dock with the International Space Station Wednesday morning as originally planned. In a blog post Tuesday evening, NASA announced that two, orbit-raising burns of the spacecraft’s main engine “stopped earlier than planned.” The agency didn’t state how much of the planned burns were able to be performed prior to the premature shutdowns. More

(Source: SpaceFlight Now - Sep 18)