NGC 1851 is a globular cluster located in the constellation Columba. It is approximately 42,000 light-years away from Earth and is estimated to be around 13 billion years old, making it one of the older clusters in our galaxy, the Milky Way. This cluster contains hundreds of thousands of stars, with a notable concentration of red giants. NGC 1851 is classified as a type II globular cluster, indicating a more concentrated core. Its brightness and distinct shape make it a popular target for amateur astronomers and astrophotographers.