Science & Astronomy
Astronomers Spotted a 'UFO' Near a Distant Black Hole - And It's Blasting at 30% the Speed of Light
Using XMM-Newton and NuSTAR, researchers detected two layered wind components moving at 10% and 30% the speed of light from a 2-billion-solar-mass black hole 11 billion light-years away - the most distant ultra-fast outflow ever caught in a non-lensed quasar.