A rare event will transpire in the sky June 5, and astronomers at the University of Missouri–St. Louis are inviting the public to watch.

A rare event will transpire in the sky June 5, and astronomers at the University of Missouri–St. Louis are inviting the public to watch.
A rare event will transpire in the sky June 5, and astronomers at the University of Missouri–St. Louis are inviting the public to watch.
A rare event will transpire in the sky June 5, and astronomers at the University of Missouri–St. Louis are inviting the public to watch.
The Saint Louis Zoo and Missouri Department of Conservation have taken an interest in her work.