The 14th Edition of HORIZONS: EXPLORING THE UNIVERSE is fully updated with the latest astronomy discoveries and online resources to meet the needs of today's students. The unique and compelling stars-first organization allows students to see that the planets of our solar system are a natural byproduct of star formation. Focusing on two central questions -- 'What Are We?' and 'How Do We Know?' -- Seeds and Backman help students understand their place in the universe and how scientists work.