RCW 58 and its equally beautiful, gigantic star WR40 (Wolf-Rayet 40 named after the French astronomers, Charles Wolf and Georges Rayet) with a mass 100 times greater than our sun and a ...
NGC 3621 is a field spiral galaxy about 22 million light years away in the constellation of Hydra. It is believed to have an active supermassive black hole at its centre.