The Galaxy’s Fastest Star Could Reveal the Secrets of a Supermassive Black Hole

S301 passes close to Sagittarius A*—so close that its orbit could reveal how the black hole’s rotation warps the spacetime around it.

Source: https://www.wired.com/story/the-galaxys-fastest-star-could-reveal-the-secrets-of-a-supermassive-black-hole/