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Northrop completes $9B Orbital ATK acquisition

Credit: AP/Steve Helber

Northrop completes $9B Orbital ATK acquisition

Federal regulators want more information about Northrop Grumman, Orbital ATK merger

Federal regulators want more information about Northrop Grumman, Orbital ATK merger

Orbital ATK shareholders approve $9B Northrop Grumman merger

Space news: Supermoon, rocket launch and more galaxies

Space news: Supermoon, rocket launch and more galaxies

Orbital ATK’s space station supply mission pushed back

Orbital ATK’s space station supply mission pushed back

Building an environmentally friendly rocket

Building an environmentally friendly rocket

More Orbital ATK

Mission to Mars: Test success for the rocket that will launch them

Mission to Mars: Test success for the rocket that will launch them

Orbital ATK wins new space station delivery contract

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