The black ring and central dot show infrared image of a distant galaxy distorted by a gravitation lens. Orange/reg shows radio waves from the same object. The inset shows a pinch caused by another, much smaller, dark gravitational lens (white blob). Credit: Devon Powell, Max Planck Institute for Astrophysics Astronomers have used a worldwide array of telescopes to spot the smallest dark object ever identified in the universe. Discovering more of these faint, hidden masses and understanding what