Main Page | See live article | Alphabetical index The Lockheed Corporation produced two kinds of aircraft named "Orion". The Lockheed 9 Orion was a single-engine six-passenger transport aircraft of the 1930s. The P-3 Orion is a maritime patrol and anti-submarine warfare aircraft introduced in the 1960s and still in use in 2003. This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.