The system, Cygnus X-3, was discovered in the early 1970s when radio telescopes spotted powerful jets radiating out from it at nearly the speed of light. The radio emission from these jets lasts ...

March 27 (UPI) --The uncrewed Cygnus spacecraft is scheduled to undock from the International Space Station Friday after having delivered more than 4 tons of supplies, scientific instruments used ...

If successful, Orbital Sciences' Cygnus spacecraft will become the second private robotic American cargo ship to dock with the orbiting laboratory. The first was the Dragon capsule, built by ...

In a rare turn of events for what is usually such a reliable vehicle, NASA is currently assessing the condition of a Cygnus spacecraft that’s only managed to deploy one of its two solar arrays ...

Cygnus was captured by the station's robotic arm at 3:11 a.m. ET on Tuesday (Aug. 6). Northrop Grumman's robotic Cygnus freighter reached the International Space Station (ISS) early Tuesday ...

Orbital ATK’s Antares rocked rises from its Virginia launch pad, sending a robotic Cygnus cargo ship into space. (NASA Photo / Audrey Gemignani) Update for 10 p.m. PT May 24: Astronauts used the ...

Orbital Sciences Corp.'s Cygnus cargo spacecraft was rescheduled Friday to launch from NASA's Wallops Flight Facility in Virginia on Sunday at 12:52 p.m. ET. It's expected to arrive at the ...

Northrop Grumman's NG-21 Cygnus cargo spacecraft is seen held by the International Space Station's robotic arm. . | Credit: NASA NASA has called off a planned cargo mission to the International ...

Northrop Grumman’s Cygnus spacecraft launched from the Kennedy Space Center in Florida on Sunday. It’s carrying with it 8,200 pounds of supplies for astronauts aboard the International Space ...