NGC 1851 (LRGB)

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.