In astronomy, it is the name of two stars in the constellation Gemini (Wasat A and Wasat B). Name of a binary Star System of Gemini. It is also known as Gliesse 271. Other names it receives are: Gemini 55 , 55 Gemini or Delta Gemini . The term of Arabic origin means in the middle, in the middle. In Chinese astronomy it is called Ta Tsun. which means "The Great Wine Jar".