An American aerospace and defense contractor formed in 1994 by the merger of Northrop Corporation and Grumman Aerospace. Northrop Grumman acquired TRW Inc. in 2002; TRW had built NASA's Pioneer 10 and Pioneer 11 spacecraft, making them part of the company's own spacecraft heritage.
Facts
Agency TypePrivate aerospace company 1 Founded YearFormed by the 1994 merger of Northrop Corporation and Grumman Aerospace. TRW Inc., which built Pioneer 10 and Pioneer 11 in the early 1970s, was acquired by Northrop Grumman in 2002 and is a predecessor within the company's own spacecraft heritage, not part of the 1994 founding merger itself. HeadquartersFalls Church, Virginia, United States 1 HeadKathy J. Warden (President and CEO). 1 Annual BudgetUS$41.9 billion in revenue for 2025 (a public company; figure is revenue, not a government budget). 1 Northrop Grumman
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Connections
Associated With
Pioneer 10, Spacecraft Pioneer 10 was built by TRW Inc., acquired by Northrop Grumman in 2002; a predecessor-institution fact per the atlas's own voice convention.
Source Wikipedia (space and spaceflight articles)
Additional Source Wikipedia: Pioneer 10Pioneer 10, Mission background section; TRW Inc., Decline and acquisition section
Operates
Source Encyclopedia Astronautica
Operated by Orbital Sciences Corporation 2013-2015, its successor Orbital ATK 2015-2018, and Northrop Grumman since Northrop's 2018 acquisition of Orbital ATK; stated explicitly as predecessor-institution history, not a silent anachronism.
Source Wikipedia (space and spaceflight articles)
Additional Source Wikipedia: Cygnus (spacecraft)Article text
Source Encyclopedia Astronautica
Source Encyclopedia Astronautica
In the Other Atlases
Same As
Also in Transport Atlas: the same subject.
Located In
Also in Geography Atlas: where this subject is located.
Sources
1. Wikipedia (space and spaceflight articles)
Wikimedia FoundationNorthrop Grumman, history section; TRW Inc., Decline and acquisition sectionQuote, Northrop Grumman, history section; TRW Inc., Decline and acquisition section
In February 2002, Northrop Grumman launched a $5.9 billion hostile bid for TRW. The acquisition was completed on July 1, 2002, when Northrop Grumman's increased bid of $7.8 billion was accepted.
Northrop Grumman (Wikipedia)
Northrop Grumman, history section
The company was formed in 1994 through the merger of Northrop Corporation and Grumman Aerospace.
Article text
Northrop Grumman Corporation is an American aerospace and defense company that designs and manufactures systems for aeronautics, defense, missions, and space.
Infobox: founded
1994
Lead section
Warden, who has served in numerous roles at the company, most recently president and COO. == Corporate headquarters == Since 2011, Northrop Grumman's headquarters are in West Falls Church, Virginia.
In Group: United States Aerospace and Defense Companies, Lead sentence
Northrop Grumman Corporation is an American aerospace and defense company that designs and manufactures systems for aeronautics, defense, missions, and space.
View the SourceEncyclopedia Astronautica
- Operates: Pegasus
- Operates: Minotaur
- Operates: Antares
Wikipedia: Pioneer 10
Wikimedia FoundationAssociated With: Pioneer 10, Pioneer 10, Mission background section; TRW Inc., Decline and acquisition sectionView the Source Wikipedia: Orbital ATK
WikipediaIncludes: Orbital ATK, Wikipedia: Orbital ATK, lead sectionView the Source Wikipedia: Cygnus (spacecraft)
Operates: Cygnus, Article textQuote, Operates: Cygnus, Article text
Cygnus spacecraft - Northrop Grumman Orbital Sciences news page for Cygnus (archived) Thales Alenia Space page for Cygnus (archived) Computer animation of the Standard Cygnus delivering cargo to the ISS - YouTube Cygnus is an expendable American uncrewed cargo spacecraft developed for International Space Station (ISS) resupply missions.
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