Question

how did keplers discoveries contribute to astronomy? they supported the heliocentric model. they established the laws of planetary motion. they explained how the sun rises and sets. they made astronomy accessible to people who spoke italian.

Explanation:

Kepler formulated three laws of planetary motion that described the orbits of planets around the Sun, which were fundamental contributions to the field of astronomy. His laws improved on the heliocentric model and were not related to explaining sunrise - sunset or language - accessibility.

Answer:

They established the laws of planetary motion.