Exploding star 20 times bigger than Sun captured by Hubble

The expanding remains of a supernova 20 times bigger than the Sun have been caught on camera. Nasa has released images and video of the Veil Nebula, which is debris from a massive star explosion 8,000 years ago, captured by the Hubble space telescope. The nebula resembles a crumpled bed sheet viewed from the side. Ashley Morrow, of Nasa
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