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Antares Cygnus NG-11 launch
Iridium Communications completed deployment of its Iridium Next constellation with the Jan. 11
launch of the final 10 satellites in the
system. The constellation consists
of 66 operational satellites and nine
on-orbit spares. Credit: Thales Alenia Space Artist's Concept
Northrop Grumman OmegA rocket
NG-10 Antares Cygnus launch
Artist's concept of United Launch Alliance’s Vulcan rocket lifting off.
Pegasus_Orbital02-e1462907386340 (1)
Northrop Grumman Completes First Live Motor Cast for OmegA Rocket_1
A five-segment solid rocket motor similar to those Northrop Grumman Innovation Systems will supply NASA for its Space Launch System undergoes a 2011 test in Utah. Credit: NASA/Orbital ATK
OmegA, the rocket formerly known as Next Generation Launch system, is Orbital ATK's answer to intermediate and heavy-lift launchers in the works at ULA, SpaceX and Blue Origin. Credit: Orbital ATK