RIP - Astronomer Michael A'Hearn (1940-2017)Mike passed away on Monday, May 29, 2017, at his home in University Park, MD. He had a deep love of science and gregarious nature, always able to make a positive difference in whatever he did.Mike was the beloved husband of Maxine C. A'Hearn; father of Brian J. (Zlata) of Oxford, UK, Kevin P. (Kanlayane) of Vienna, VA, and Patrick N. A'Hearn of Seattle,