In this week's live questions show, I explain how amateurs can contribute to space and astronomy research, will I sign up for Starlink, and what would happen if the supermassive black hole at the heart of the Milky Way turned into a quasar? 00:05:50 What if Sgr* turned into a quasar? 00:10:32 How can solar sails be pushed by massless photons? 00:14:18 How did my mind change after interviewing Wallace Arthur00:18:06 Will I sign up for Starlink Beta? 00:36:01 How can spacecraft journey from star to star?