Mu Librae

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What Wikipedia says

μ Librae (Latinised as Mu Librae) is a probable triple star system in the zodiac constellation of Libra. They have a combined apparent visual magnitude of 5.32, which is bright enough to be faintly visible to the naked eye.

Excerpt from the Wikipedia article “Mu Librae”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: IAU and Sky & Telescope magazine (Roger Sinnott & Rick Fienberg), CC BY 3.0, via Wikimedia Commons.