Company:  ORBITAL SCIENCES CORP /DE ... (ORB)
Form Type:  8-K
Filing Date:  2/1/2012 
CIK:  0000820736 
Address:  45101 WARP DRIVE 
City, State, Zip:  DULLES, Virginia 20166 
Telephone:  703 406 5524 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$27.73  
Change: 
-0.03 (-0.11%)  
Trade Time: 
04:00 PM EST  
Market Cap: 
$1.68B
Description of Business
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  FORM 8-K
    SECTION 5 CORPORATE GOVERNANCE
      Item 5.02. Departure of Directors or Certain Officers; ...
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01. Financial Statements and Exhibits.
    SIGNATURE
    EXHIBIT INDEX
  EXHIBIT 99.1
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