Image of the Week: Swirling Magnetic Field A close-up of Sagittarius A*, our Galaxy's central black hole, taken by radio telescopes around the world. Superposed are illustrative curved lines indicating polarized light likely emitted from swirling magnetized gas. —EHT Collaboration *Link in Bio #MagneticField #SagittariusA* #Galaxy #blackhole #radio #telescope #polarized #light #gas