Hubble Observes One-of-a-Kind Star Nicknamed 'Nasty'
Astronomers have spent decades trying to determine the oddball behaviour of an ageing star nicknamed "Nasty 1" residing in our Milky Way galaxy. Nasty 1 was identified as a Wolf-Rayet star, a rapidly evolving star that is much more massive than our sun. The star loses its hydrogen-filled outer layers quickly, exposing its super-hot and extremely bright helium-burning core. Read more