The debut mission of Northrop Grumman's new jumbo cargo spacecraft didn't go off without a hitch. The company's first "Cygnus ...

The capture by the International Space Station's robot arm came a day late because of an unexpected, but now resolved, ...

On Sept. 14, SpaceX launched a Cygnus spacecraft full of supplies and science for NASA astronauts onboard the International ...

Northrop Grumman's new Cygnus XL capsule carrying 11,000 pounds of supplies is launched to the International Space Station ...

NASA's plans for the Northrop Grumman-built Cygnus XL spacecraft to deliver cargo to the International Space Station (ISS) have resumed after resolving a software-related issue. This event highlights ...

NASA astronauts Jonny Kim and Zena Cardman successfully captured Northrop Grumman’s Cygnus XL spacecraft using the International Space Station's robotic Canadarm2.

NASA and Orbital Sciences originally developed the Cygnus for cargo hauling to the International Space Station. It has since been upgraded several times to increase its haulage capacity and allow for ...

SpaceX launched Northrop Grumman's upgraded Cygnus XL on a Falcon 9, delivering over 5 tons of supplies to the ISS, including ...

Northrop Grumman Corp.’s stock fell more than 13% on Tuesday, making it the worst performer among companies in the S&P 500, after the defense contractor said production costs for the B-21 bomber ...

Lockheed Martin Corp.’s stock dropped Tuesday while rival Northrop Grumman Corp.’s shares rallied to an all-time high, as the two defense contractors’ earnings results drew opposite responses from ...