Black Hole Shirt. Using the Event Horizon Telescope, scientists obtained an image of the "Black Hole" at the center of galaxy M87, outlined by emission from hot gas swirling around it under the influence of strong gravity near its event horizon. A Black Hole is an extremely dense object from which no light can escape. This Black Hole Photo T-Shirt is a Great Gift for space enthusiasts and science geeks, or adults who is studying astrophysics, astrology, or someone who loves spaces and the planets. Lightweight, Classic fit, Double-needle sleeve and bottom hem