Meanwhile, in the constellation Cygnus…

Mysterious Cygnus Bubble may trace back to microquasar, astronomers suggest phys.org

The Cygnus Bubble is a cloud of ultra-high-energy gamma rays thousands of light-years wide, usually credited to a nearby nursery of massive stars. A new analysis argues its most energetic light fits something smaller and nastier: a microquasar, a black hole or neutron star firing jets as it feeds.