A mere 15,000 light-years from Earth, Westerlund 1 star cluster is home to a star that dwarfs Earth's sun. The Hubble Space Telescope captured this view of the star's home cluster.
A mere 15,000 light-years from Earth, Westerlund 1 star cluster is home to a star that dwarfs Earth's sun. The Hubble Space Telescope captured this view of the star's home cluster.
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