Final answer:
The heliocentric model states that all objects in space move around the sun.
Step-by-step explanation:
The heliocentric model states that all objects in space move around the sun. This model, proposed by Nicolaus Copernicus in the 16th century, replaced the geocentric model which believed that all objects in space moved around the Earth. The heliocentric model provided a more accurate explanation of the movements of celestial bodies and formed the basis for modern heliocentric understanding of the solar system.
Learn more about Heliocentric Model