STENNIS, Miss., May 24, 2012 /PRNewswire/ -- Lockheed Martin (NYSE: LMT) has received the core structure for the U.S.

NASA's Solar Dynamics Observatory (SDO) passed a major milestone on May 14, when it completed its post-launch check out and officially began its five-year science mission to study the sun.

Orbital Sciences Corporation (NYSE:ORB) has completed final testing on the SES New Skies NSS-9 commercial communications satellite, the company announced today.

Orbital Sciences Corporation (NYSE:ORB) announced today that it will release its third quarter 2008 financial results prior to the opening of the market on Thursday, October 16, 2008.

-- Company Signs Long-Term Lease for First Phase of Chandler Expansion Plan That Would Support a 50% Growth in Employment During the Next Decade -- -- Fast-Growing Space Technology Company Also Renewing Lease on Current Facility for Another 11 Years -- Orbital Sciences Corporation Barron Beneski, 703-406-5528 Public and Investor Relations beneski.barron@orbital.com Logo: http://www.orbital.com Orbital Sciences Corporation (NYSE:ORB), one of the world's leading space technology companies, today announced a major long- term commitment to the City of Chandler by unveiling its plans for an expansion of its launch vehicle research and development, engineering, manufacturing and testing facilities under a "build-to- suit" agreement with Gilbane Development Company on land adjacent to its current location on South Price Road.