NASA and Northrop Grumman had delayed the arrival of a Cygnus XL spacecraft to the orbital outpost after an issue with its main engine was detected. Flight engineers were able to determine that it ...

Should the Cygnus XL be able to proceed toward the ISS, NASA astronaut and current ISS inhabitant Jonny Kim will capture the ...

and got the freighter on track for a one-day-late rendezvous. "It's a very intricate planning exercise that we have to go through to arrive at Space Station and rendezvous in a very specific point in ...

The Dream Chaser was meant to be NASA's replacement for the Space Shuttle and take supplies to the ISS, but its first test ...

When Sierra Space won a contract to deliver cargo to the International Space Station nearly a decade ago, the company promised a first for the commercial space market: a privately built, rapid reuse ...

Sierra Space’s Dream Chaser will now conduct only a free flight demonstration mission under a NASA cargo contract. Credit: Sierra Space WASHINGTON — Sierra Space and NASA have sharply revised a ...