How big was the space capule on Apollo 11?

The Apollo 11 command module, known as Columbia, had a diameter of about 12.8 feet (3.9 meters) and a height of approximately 11.6 feet (3.5 meters). It was designed to accommodate three astronauts and was equipped with essential systems for life support, navigation, and communication during the mission. The interior space was relatively compact, with a volume of around 210 cubic feet (5.9 cubic meters).