Port and starboard
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Port and starboard are nautical terms for watercraft, aircraft and spacecraft, referring respectively to the left and right sides of the vessel, when aboard and facing the bow.
Image from the Bayeux Tapestry showing a longship with a steering oar on the starboard side.
Aft
Navigation light
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A navigation light, also known as a running or position light, is a source of illumination on a watercraft, aircraft or spacecraft, meant to give information on the craft's position, heading, or statu
Port and starboard
…rules, the terms starboard and port are essential, and to aid in in situ decision-making, the two sides of each vessel are marked, dusk to dawn, by navigation lights, the vessel's starboard side by green and its port side by red. Aircraft are lit in the same way. Port and starboard are also commonly used when dividing…
Red and green navigation lights on an F-22 Raptor
Red and green bottom navigation lights on SpaceX Dragon