A survey of modern cosmology built from the observations and theories astronomers use to explain what holds the cosmos together. The series works through stars, black holes, galaxies, and planets, using computer visualizations alongside telescope imagery to show phenomena too vast or too distant to see directly, from the death of a star to the pull of a black hole's gravity. Astrophysicists and researchers appear throughout to lay out what current data actually shows and where the open questions still sit, rather than presenting settled answers as final. The tone stays accessible, aimed at viewers with no background in physics, but it does not skip the mechanics: how fusion powers a star, how gravity bends light, how galaxies form and collide. Episodes move from the very large, like the structure of the universe itself, down to planetary systems and the conditions that make a world habitable. It is a broad primer on cosmology rather than a deep dive into any single mystery.