Observer Editor, Free
“Astronomy Night Open House”: U-M Detroit Observatory.:
The chance to learn about the Observatory’s antique telescopes, hear presentations on a range of astronomical phenomena, and (weather permitting) observe the night sky through the historic Fitz telescope as well as modern supplemental telescopes. 8:30–11 p.m., U-M Detroit Observatory, 1398 E. Ann at Observatory. Preregistration required at detroitobservatory.umich.edu. Free. 764-3482., . . . . . .