Galaxy's violent destruction acted as 'black hole delivery service'
Located 54 million light-years from Earth, the spiral galaxy NGC 4424 once consumed a smaller galaxy. NASA's Chandra X-ray Observatory has spotted a supermassive black hole hidden in this cosmic meal.
TroibNews 
Located 54 million light-years from Earth, the spiral galaxy NGC 4424 once consumed a smaller galaxy. NASA's Chandra X-ray Observatory has spotted a supermassive black hole hidden in this cosmic meal.
