Klingons are a fictional alien species from the Star Trek universe, known for their warrior culture and strong sense of honor. They are characterized by their distinctive forehead ridges, robust physiques, and a love for combat and challenges. Klingons value bravery, loyalty, and tradition, often engaging in rituals that reflect their martial heritage. In the Star Trek series, Klingons are depicted as both adversaries and allies to the United Federation of Planets. Their homeworld is Qo'noS, and they have a rich history filled with tales of conquest and valor. The Klingon language, tlhIngan Hol, has even been developed into a fully functional language by fans.