Orbital's Chairman and CEO Honored for Leadership in Space Technology

DULLES, Va., Feb. 25 /PRNewswire-FirstCall/ -- Mr. David W. Thompson, Chairman and Chief Executive Officer of Orbital Sciences Corporation (NYSE: ORB), was recently elected to the U.S. National Academy of Engineering, the company announced today. Mr. Thompson was recognized by the prestigious research and advisory institution for "technical leadership in the conception and realization of small, flexible launch systems and spacecraft." He joins a distinguished group of 74 U.S. members and seven foreign associates elected this year for making significant contributions to engineering theory and practice and for pioneering new technologies.

Mr. Thompson co-founded Orbital in 1982 and has served as its Chairman and Chief Executive Officer for the past 20 years. During that time, Orbital has grown from a start-up company to a $500 million-class enterprise active in several space markets. The company has focused on technological innovation and cost efficiency to create reliable and affordable space-related products and services used by commercial satellite operators and government agencies around the world.

Mr. Thompson holds a B.S. in aeronautics and astronautics from Massachusetts Institute of Technology, an M.S. in aeronautics from California Institute of Technology and an M.B.A. from Harvard Business School. Before co-founding Orbital, he worked at the National Aeronautics and Space Administration (NASA) and at Hughes Aircraft Company.

Orbital is one of the world's leading developers and manufacturers of affordable space systems for commercial, civil government and military customers. The company's primary products are spacecraft and launch vehicles, including low-orbit, geostationary and planetary satellites for communications, scientific and remote sensing missions; ground- and air- launched rockets that deliver satellites into orbit; and missile defense boosters that are used as target vehicles. Orbital also offers space-related technical services to government agencies and develops and builds satellite- based transportation management systems for public transit agencies and private vehicle fleet operators.

CONTACT: Barron Beneski, Public and Investor Relations of Orbital
Sciences Corporation, +1-703-406-5528, beneski.barron@orbital.com .
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SOURCE Orbital Sciences Corporation

CONTACT: Barron Beneski, Public and Investor Relations of Orbital Sciences Corporation, +1-703-406-5528, beneski.barron@orbital.com/