Alpha Lupi was a star that went supernova in 2236. It was located near Doctari Alpha.
In 2236, Michael Burnham asked her parents to delay a vacation to Mars so she could watch the star explode. Her mother wanted an upcoming test of the Red Angel suit to coincide with the explosion. (DIS: "Lethe", "Will You Take My Hand?", "Project Daedalus", "Perpetual Infinity")
In the real world, Alpha Lupi is a class B blue giant star located approximately 460 light years from Earth.