Sagittarius A* near-infrared flares polarization as a probe of space-time I: Non-rotating exotic compact objects

Nicolas Aimar, João Luís Rosa, Hanna Liis Tamm +1

The center of our galaxy hosts Sagittarius~A*, a supermassive compact object of $\sim 4.3\times 10^6$ solar masses, usually associated with a black hole. Nevertheless, black holes…