Minara
Minara was the primary of the Minarian  system. 

This star entered a nova phase in 2268. Its counterpart in the antimatter universe was located twelve s south of the galactic plane. 

At that time, the star system included at least two planets – one was used by the Vians, the other was the homeworld for Gem's people. ()

While inhabiting the body of Dr. Janice Lester in 2269, James T. Kirk referred to events immediately preceding Minara's nova in an attempt to convince Spock of his identity. ()

In 2270, the  set course for the dead star in the antimatter universe that corresponded with the Minara nova, where it emerged back into the familiar "positive matter universe." ()

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Stars