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Rare intergalactic supernova may have been seen outside the Milky Way

A ring-shaped object 160,000 light years away may be the first intergalactic supernova remnant ever observed



Space



26 January 2022

By Jonathan O’Callaghan

New Chandra observations have been used to make the first detection of X-ray emission from young stars with masses similar to our Sun outside our Milky Way galaxy. The Chandra observations of these low-mass stars were made of the region known as the

The remnant of an intergalactic supernova may have been spotted between the Large Magellanic Cloud (pictured) and the Milky Way

Chandra X-ray Observatory

The remains of a star that exploded in intergalactic space, outside the realms of any galaxy, may have been spotted by astronomers for the first time.

Many exploding stars, or supernovae, have been seen across the universe. While most reside inside galaxies, some have been seen outside galaxies. These are known as intergalactic supernovae, and may have ended up there after the stars were thrown from their host galaxies. We …

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