Event Horizon Telescope allows close study of accelerating jets from black holes / Black holes spin in captivating embrace in stunning new simulation imagery / Black holes vibe together in a cosmic love story for Valentine's Day written in the stars / Outbursts from black holes help them sustain themselves, Chandra study shows / Black hole debate settled? Stellar-mass black holes found at heart of Milky Way's largest star cluster / Star Wars like 'Death Star' black holes attacking THIS in space / Scientists find weird link between a solar mystery and feeding black holes / Astronomers observe jet reorientation in 'Death Star' black holes / Dutch astronomers prove last piece of gas feedback-feeding loop of black hole