NGC 2131 is a bright open star cluster located in the constellation of Hydra. It was discovered by the astronomer John Herschel in 1834 and is approximately 2,000 light-years away from Earth. The cluster contains several young, hot stars that are primarily blue in color, indicating their high temperatures. This star cluster is part of a larger group of stars that are gravitationally bound together. NGC 2131 is notable for its relatively high concentration of stars, making it an interesting target for amateur astronomers and astrophotographers. Its beauty and brightness make it a popular object in the night sky.