For Immediate Release
For More Information Contact:
Barron Beneski (703) 406-5528
Public and Investor Relations


(Dulles, VA 22 February 2012) - Orbital Sciences Corporation (NYSE: ORB), one of the world's leading space technology companies, today announced that Mr. David V. Broome has joined the company's Government Relations Department as Vice President of Defense and Intelligence Programs with responsibility for organizations within the federal government involved in national security space programs. Mr. Broome comes to Orbital with a diverse background, having served in senior roles in industry and government, as well as his military service to the country. Mr. Broome will report to Ms. Kate Kronmiller, Orbital's Senior Vice President of Government Relations.

"We are very pleased to welcome David to our team. His knowledge and experience will be a real asset to the company in support of our rapidly growing presence in the national security space market," said Ms. Kronmiller. "As government budgets continue to tighten in the years ahead, we expect David to be a strong, well-respected voice for advancing Orbital's value proposition of providing high reliability and cost efficient total mission solutions to U.S. government agencies involved in national security space programs."

From 2008 until recently, Mr. Broome served as Corporate Director of Legislative Affairs for Northrop Grumman Corporation, supporting all five business sectors with policy development, strategy reviews and business development. From 2006 to 2008, Mr. Broome served in The White House as Special Assistant to the President for Legislative Affairs for the Senate, working closely with the Departments of Defense, State, Veterans Affairs and Homeland Security. Before joining The White House staff, he served as Deputy Assistant Secretary of Defense for Senate Affairs, where he was responsible for all legislative activity relating to the Defense Department in the U.S. Senate from 2005 to 2006. Mr. Broome has also held positions with the Federal Aviation Administration and as a senior staff member for former Senate Majority Leader Bill Frist.

Mr. Broome currently serves in the United States Marine Corps Reserve (USMCR) assigned to Marine Forces Pacific. He is a veteran of Operation Iraqi Freedom having served forward in 2004 in Al Anbar Province.

Mr. Broome holds a B.A. degree from The American University in Washington, DC.

About Orbital

Orbital develops and manufactures small- and medium-class rockets and space systems for commercial, military and civil government customers. The company's primary products are satellites and launch vehicles, including low-Earth orbit, geosynchronous-Earth orbit and planetary exploration spacecraft for communications, remote sensing, scientific and defense missions; human-rated space systems for Earth-orbit, lunar and other missions; ground- and air-launched rockets that deliver satellites into orbit; and missile defense systems that are used as interceptor and target vehicles. Orbital also provides satellite subsystems and space-related technical services to U.S. Government agencies and laboratories.

More information about Orbital can be found at

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