Also known as: TRA-
TRA has various meanings in the Constellation Names category. Discover the full forms, definitions, and usage contexts of TRA in Constellation Names.
Triangulum Australe is a small constellation in the far Southern Celestial Hemisphere. Its name is Latin for "the southern triangle", which distinguishes it from Triangulum in the northern sky and is derived from the almost equilateral pattern of its three brightest stars.
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