Lockheed CP-140 Aurora Lockheed CP-140 Aurora The Lockheed CP-140 Aurora is a maritime patrol aircraft operated by the Royal Canadian Air Force. The aircraft is based on the Lockheed P-3 Orion airframe, but mounts the electronics suite of the Lockheed S-3 Viking. "Aurora" refers to the Roman goddess of dawn who flies across the sky each morning ahead of the sun. Aurora also refers to the Aurora Borealis, the "northern lights", that are prominent over northern Canada and the Arctic Ocean. The CP-140A Arcturus was a related variant used primarily for pilot training and coastal surface patrol missions. The CP-140 Aurora is very
Aurora explanations: that the ocean was surrounded by vast fires; that the sun flares could reach around the world to its night side; or that [[glacier]]s could store energy so that they eventually became [[Fluorescence|fluorescent]]. In the 1740s [Benjamin Franklin] theorized in his paper "Aurora Borealis, Suppositions and Conjectures towards forming an Hypothesis for its Explanation" that an aurora was caused by a concentration of electrical charge in the polar regions intensified by the snow and moisture in the air: Observations of the rhythmic movement of compass needles due to the influence of an aurora were confirmed in the Swedish city