What is the largest star cluster?



  1. 0 Votes

    Westerlund 1 is the largest star cluster that has been discovered thus far. The star cluster is within the Milkyway Galaxy. There are around 200,000 stars in this cluster.

  2. 0 Votes

    Westerlund 1! This superstar cluster is up to a billion times brighter than the sun and is very young at only 4-5 million years old.

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