The Christmas Tree Cluster is a group of stars located in the constellation Monoceros, which is also known as the Unicorn. This cluster is notable for its resemblance to a Christmas tree, with bright stars that appear to be arranged in a triangular shape. It is part of a larger region of space rich in nebulae and star formation. The cluster is approximately 2,700 light-years away from Earth and contains several young, hot stars. Observers can view the Christmas Tree Cluster with binoculars or small telescopes, making it a popular target for amateur astronomers during the winter months.