This gamma ray explosion 55 million light years away exceeds the Earth-Sun distance 170 times
IN BRIEF 🌌 Astronomers have captured the first image of the black hole M87*, located 55 million light years away. A rare event: an explosion of gamma rays was observed, extending well beyond the event horizon. The eruption lasted three Earth days, covering an area 170 times the Earth-Sun distance. These observations provide new insights …