Thursday, October 6, 2011, 4:00 pm Harvard-Smithsonian Center for Astrophysics CfA Colloquium Series Phillips Auditorium, 60 Garden Street, Cambridge "Coronal radiation of a cusp of spun-up stars and the X-ray luminosity of Sgr A*" Rashid Sunyayev MPA Garching / IAS tea and cookies at 3:30 p.m. http://www.cfa.harvard.edu/events/colloquia