The study of space, time, and the dynamics of the Universe as a whole | Covers timescales ranging from infinitesimally short after the Big Bang, to now, to the eventual 'heat death' of the Universe | Covers structure: How matter is arranged on the smallest and the largest scales | Covers history: How did the first stars/galaxies form? How did we get what we see today? What will happen to the Universe in the future?

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1. The study of space, time, and the dynamics of the Universe as a whole | Covers timescales ranging from infinitesimally short after the Big Bang, to now, to the eventual 'heat death' of the Universe | Covers structure: How matter is arranged on the smallest and the largest scales | Covers history: How did the first stars/galaxies form? How did we get what we see today? What will happen to the Universe in the future?