22 Mar 2026
NGC 1851, a dense globular cluster in the constellation Columba located about 39,500 light-years away, is estimated to contain roughly 200,000 stars. It is a massive, old cluster (approx. 9.2 billion years) with a high concentration of stars in its core, and it is known to contain multiple stellar populations.
Key details about NGC 1851 include:
Star Count Estimate: Approximately 200,000 stars.
Diameter: The cluster itself has a diameter of about 130 light-years.
NGC 1851
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