NGC 4755, also known as the "Kappa Crucis Cluster," is an open star cluster located in the constellation Crux. It was discovered by the astronomer Abraham Ihle in 1786 and is notable for its bright stars and distinctive shape, resembling a cross. The cluster is approximately 6,000 light-years away from Earth and contains around 100 stars. Many of these stars are young and hot, contributing to the cluster's vibrant appearance. NGC 4755 is best observed in the southern hemisphere and is a popular target for amateur astronomers due to its beauty and accessibility.