Heliocentrism is a model.
 His system spread throughout most of Europe in the 13th century, with debates and refutations of his ideas continued to the 16th century
In February 1616, the Inquisition assembled a committee of theologians, known as qualifiers, who delivered their unanimous report condemning heliocentrism as "foolish and absurd in philosophy, and formally heretical since it explicitly contradicts in many places the sense of Holy Scripture

